77-4BN ✓ Verified by PartsTable

— · MRO · MRO_GENERAL

WHAT YOU NEED TO KNOW

Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel

Confirm exact part number — similar PNs may be different parts

PRODUCT OVERVIEW

The 77-4BN is a the manufacturer industrial component. Key specifications include material: RUBBER NATURAL OVERALL, groove_width: 0.062 INCHES NOMINAL IN, grommet_style: ROUND, hole_diameter: 0.125 INCHES NOMINAL IN, overall_height: 0.156 INCHES NOMINAL IN, groove_outside_diameter: 0.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-336-3372, 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→ 77-4BN

NSN: 6625-01-336-3372
FSC: 6625
CAGE: 44114 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)

SPECIFICATIONS

material	RUBBER NATURAL OVERALL
groove_width	0.062 INCHES NOMINAL IN
grommet_style	ROUND
hole_diameter	0.125 INCHES NOMINAL IN
overall_height	0.156 INCHES NOMINAL IN
groove_outside_diameter	0.250 INCHES NOMINAL IN
grommet_construction_type	SOLID OR SPLIT
large_flange_outside_diameter	0.343 INCHES NOMINAL IN
NSN	6625-01-336-3372

COMPONENT DIAGRAM

VERIFIED SUBSTITUTES & CROSS-REFERENCES 13

451-0028-000Upgraded Successor

successor cross-reference

successor

733Upgraded Successor

successor cross-reference

successor

451-0028-00Upgraded Successor

successor cross-reference

successor

430-9378Interchangeable

interchangeable cross-reference

interchangeable

FLUKE-73-SERIES-IIIInterchangeable

interchangeable cross-reference

interchangeable

B50246Interchangeable

interchangeable cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveHAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 77-4BN?

77-4BN is a 77-4BN. It is classified as a MRO (MRO_GENERAL).

What parts can replace 77-4BN?

There are 13 known substitutes for 77-4BN: 451-0028-000, 733, 451-0028-00 and 10 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 77-4BN?

77-4BN is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-01-336-3372. This indicates validated use in U.S. government and defense supply chains.

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