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B1681 — B1681

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

B1681: B1681.

The B1681 is a the manufacturer industrial component. Key specifications include criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 6145-01-615-6024, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ B1681
NSN: 6145-01-615-6024
FSC: 6145 — Wire and Cable, Electrical
CAGE: 90536 — LOCKHEED MARTIN CORP DBA LOCKHEED MARTIN DIV MST - EAGAN (USA)
SPECIFICATIONS
special_featuresA PART, ASSEMBLY, OR SYSTEM IDENTIFIED AS ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION TO PRESERVE LIFE AND SAFETY OF PERSONNEL
criticality_code_justificationFEAT
NSN6145-01-615-6024
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: B1681 · OEM ⚠ VERIFY BEFORE ORDERING Ampacity depends on installation method — conduit ≠ free air ≠ underground. Same wire, different ratings. AWG sizing is inverse — smaller number = thicker wire (4 AWG > 12 AWG) ✓ BROKER TIP Stranded = flexible routing and vibration resistance. Solid = fixed conduit runs only. THHN/THWN = dual rated — check both dry and wet ampacity tables PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: FEAT
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESA PART, ASSEMBLY, OR SYSTEM IDENTIFIED AS ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION TO PRESERVE LIFE AND SAFETY OF PERSONNEL
OTHER ITEMS IN FSC 6145 — Wire and Cable, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6145-00-000-0090 6145-00-000-0095 6145-00-001-1281 6145-00-001-3002 6145-00-001-4504 6145-00-001-5158 6145-00-001-5159 6145-00-001-5160
SUBSTITUTES & CROSS-REFERENCES 3
C9999-7FT-30LSSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
N135782Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7922927-07Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is B1681?
B1681 is a B1681. It is classified as a MRO (MRO_GENERAL).
What parts can replace B1681?
There are 3 known substitutes for B1681: C9999-7FT-30LS, N135782, 7922927-07. Substitute compatibility should be verified for your specific system.
What is the NSN for B1681?
B1681 is cataloged in the U.S. Government catalog under NSN 6145-01-615-6024. This indicates validated use in U.S. government and defense supply chains.
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