Consumables & expendables · Spec-Crosswalk

MIL-I-631 Grade B

MIL MIL-I-631 · B

No qualified-products (QPL / ASSIST) export loaded for this specification yet — members below come from codification and manufacturer sources; QPL membership lands with the data cycle.

Other lines of MIL MIL-I-631

The same document's other types, classes and grades — each its own crosswalk family.

3002 MINNESOTA MINING AND MFG CO 3M

CONFIRMED

Codified interchangeability (FLIS I&S)

qualified at 2 sites: MINNESOTA MINING AND MFG CO 3M · 3M COMPANY

FLIS · DLA Logistics Information Services (FLIS)

5970PL0839396 JEDNOLITY INDEKS MATERIALOWY -

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

5970PL1389248 JEDNOLITY INDEKS MATERIALOWY -

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

71+452792+10S AMPHENOL CORP

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-729-2507 →WALL THICKNESS: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 200.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM COLOR: BLACK

FLIS · DLA Logistics Information Services (FLIS)

74026170 DU MONT TELEVISION AND RADIO CORP

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

8034661-18 US ARMY AVIATION AND MISSILE COMMAND

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-729-2507 →WALL THICKNESS: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 200.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM COLOR: BLACK

FLIS · DLA Logistics Information Services (FLIS)

807895-280 NAVAIR AND NAVSEA MANAGED ORIGINAL

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

8520878 US ARMY AVIATION AND MISSILE COMMAND

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

ASTRA 701 ESSEX GROUP INC SUFLEX/IWP DIV

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-051-6514 →WALL THICKNESS: 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.025 INCHES MINIMUM AND 0.032 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-056-8684 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM COLOR: BLACK
NSN 5970-00-057-9973 →WALL THICKNESS: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 430.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 1.250 INCHES MINIMUM AND 1.290 INCHES MAXIMUM COLOR: WHITE
NSN 5970-00-057-9974 →WALL THICKNESS: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 350.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.070 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-057-9987 →WALL THICKNESS: 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 525.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.750 INCHES MINIMUM AND 0.786 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-060-3753 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.051 INCHES MINIMUM AND 0.061 INCHES MAXIMUM COLOR: CLEAR

+104 more NSNs held — contact atas.aero for a breakdown

FLIS · DLA Logistics Information Services (FLIS)

G302783-6203 AMERICAN TELEPHONE AND TELEGRAPH CO

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-729-2507 →WALL THICKNESS: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 200.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM COLOR: BLACK

FLIS · DLA Logistics Information Services (FLIS)

G302783-6203 LUCENT TECHNOLOGIES INC ADVANCED

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

G302783-6203 ROCKWELL COLLINS, INC.

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

G302783-6203 A T AND T TECNOLOGIES INC SUB OF

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-729-2507 →WALL THICKNESS: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 200.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM COLOR: BLACK

FLIS · DLA Logistics Information Services (FLIS)

G302783-6203 BORDEN CHEMICAL CO RESINITE DEPT

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

G302783-6203 VARFLEX CORPORATION

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-729-2507 →WALL THICKNESS: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 200.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM COLOR: BLACK

FLIS · DLA Logistics Information Services (FLIS)

GLITEX 120 NALGE CO DIV OF SYBRON CORP

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-051-6514 →WALL THICKNESS: 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.025 INCHES MINIMUM AND 0.032 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-056-8684 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM COLOR: BLACK
NSN 5970-00-057-9973 →WALL THICKNESS: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 430.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 1.250 INCHES MINIMUM AND 1.290 INCHES MAXIMUM COLOR: WHITE
NSN 5970-00-057-9974 →WALL THICKNESS: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 350.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.070 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-057-9987 →WALL THICKNESS: 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 525.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.750 INCHES MINIMUM AND 0.786 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-060-3753 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.051 INCHES MINIMUM AND 0.061 INCHES MAXIMUM COLOR: CLEAR

+170 more NSNs held — contact atas.aero for a breakdown

FLIS · DLA Logistics Information Services (FLIS)

HYFLEX TRANSFLEX 3M COMPANY

CONFIRMED

Codified interchangeability (FLIS I&S)

qualified at 2 sites: 76381 · MINNESOTA MINING AND MFG CO 3M

NSN 5970-00-729-2507 →WALL THICKNESS: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 200.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.229 INCHES MINIMUM AND 0.249 INCHES MAXIMUM COLOR: BLACK

FLIS · DLA Logistics Information Services (FLIS)

ITCO 919 PEXCO LLC

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

NATVAR 361 HIGH VOLTAGE ENGINEERING CORP NATVAR

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-051-6514 →WALL THICKNESS: 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.025 INCHES MINIMUM AND 0.032 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-056-8684 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM COLOR: BLACK
NSN 5970-00-057-9974 →WALL THICKNESS: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 350.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.070 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-060-3753 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.051 INCHES MINIMUM AND 0.061 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-100-7261 →WALL THICKNESS: 0.022 INCHES MINIMUM AND 0.028 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 580.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.359 INCHES MINIMUM COLOR: CLEAR
NSN 5970-00-134-1543 →WALL THICKNESS: 0.017 INCHES MINIMUM AND 0.023 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 650.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.129 INCHES MINIMUM AND 0.141 INCHES MAXIMUM COLOR: BLACK

+48 more NSNs held — contact atas.aero for a breakdown

FLIS · DLA Logistics Information Services (FLIS)

P5014-3J LOCKHEED MARTIN CORPORATION

CONFIRMED

Codified interchangeability (FLIS I&S)

FLIS · DLA Logistics Information Services (FLIS)

SYNTHOLVAR VARFLEX CORPORATION

CONFIRMED

Codified interchangeability (FLIS I&S)

NSN 5970-00-051-6514 →WALL THICKNESS: 0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.025 INCHES MINIMUM AND 0.032 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-056-8684 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM COLOR: BLACK
NSN 5970-00-057-9973 →WALL THICKNESS: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 430.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 1.250 INCHES MINIMUM AND 1.290 INCHES MAXIMUM COLOR: WHITE
NSN 5970-00-057-9974 →WALL THICKNESS: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 350.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 2.000 INCHES MINIMUM AND 2.070 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-057-9987 →WALL THICKNESS: 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 525.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.750 INCHES MINIMUM AND 0.786 INCHES MAXIMUM COLOR: CLEAR
NSN 5970-00-060-3753 →WALL THICKNESS: 0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM DIELECTRIC MATERIAL VOLTAGE RATING PER UNIT THICKNESS: 750.0 VOLTS PER MIL /0.001 INCH/ INSIDE DIAMETER: 0.051 INCHES MINIMUM AND 0.061 INCHES MAXIMUM COLOR: CLEAR

+100 more NSNs held — contact atas.aero for a breakdown

FLIS · DLA Logistics Information Services (FLIS)

Watch this family. We’ll alert you when its restriction status changes or a new qualified alternative lands.
Staying inside the regulation — routes from candidate to approved

Codification and qualification say who vouches for a part — they are not installation eligibility. Under EASA Part-21, eligibility flows from the approved design (type design / IPC) or an approved change; under Part-145, acceptance needs an EASA Form 1 or, for genuine standard parts, conformity traceable to the officially recognised standard (145.A.42).

  1. Classify the part. Is it a GENUINE standard part? If the IPC/CMM references only a public specification (AN/MS/NAS/SAE-AS/ISO/EN) with no OEM source-control drawing, buy at source with conformity traceable to that standard.
  2. Check for an approved alternate. The IPC/CMM/vendor list may already carry an alternate part number or vendor code — an already-approved alternate needs no new approval.
  3. Ask the design approval holder. Request the source-control data, written equivalence, or addition of the alternative source to the approved data. Document a refusal.
  4. Raise a design change. Via a Part-21J DOA (or EASA/ADOA): a 21.A.95 minor change adding the alternate to the approved data, backed by an identicality/equivalence file — dimensions, material, class, load rating, lubricant/seal, corrosion protection, acceptance criteria. Critical applications escalate to major change/STC.
  5. FAA-PMA / BASA path. Where the product is also FAA-certificated: PMA parts reach EASA aircraft under the BASA/TIP (non-critical directly; critical via EASA-validated STC).
  6. Production, release, traceability. Approved parts are produced under a POA, released on an EASA Form 1 (marked EPA where applicable), with EN/AS 9120-grade traceability into Part-145/CAMO acceptance.

Stage 1(a): we assemble the equivalence/identicality starter file — the cited evidence this graph holds, shaped for your DOA or compliance department to take forward. See pricing.

Regulatory explainer, not legal advice: paragraph numbers, derogations and the BASA/TIP revision change — verify against the current consolidated Regulation (EU) 748/2012, the EASA Easy Access Rules and the current TIP, and engage your DOA and competent authority early.

This crosswalk identifies candidate equivalents with cited evidence. It is not an airworthiness approval. Substitution decisions remain subject to your organisation’s procurement and engineering approval process and the governing maintenance data (AMM/CMM/SRM/CML/OMAT).