8436978-1 — 8436978-1

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

8436978-1: 8436978-1.

The 8436978-1 is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, shank_length: 4.970 INCHES MINIMUM AND 5.030 INCHES MAXIMUM IN, overall_length: 5.470 INCHES MINIMUM AND 5.530 INCHES MAXIMUM IN, shank_diameter: 0.360 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN, first_end_style: CHAMFERED, hardness_rating: 26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5895-01-657-2997, 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→ 8436978-1

NSN: 5895-01-657-2997
FSC: 5895 — Miscellaneous Communication Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)

SPECIFICATIONS

material	STEEL COMP 4140 OVERALL
shank_length	4.970 INCHES MINIMUM AND 5.030 INCHES MAXIMUM IN
overall_length	5.470 INCHES MINIMUM AND 5.530 INCHES MAXIMUM IN
shank_diameter	0.360 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN
first_end_style	CHAMFERED
hardness_rating	26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
special_features	INNER EDGE OF SHOULDER CHAMFERED 43.0 MIN 47.0 MAX
style_designator	SHOULDER
shoulder_diameter	0.495 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN
surface_treatment	PHOSPHATE MANGANESE OR ZINC OVERALL
first_end_location	BOTH ENDS
first_hole_diameter	0.135 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN
NSN	5895-01-657-2997

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 1

8436978Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 8436978-1?

8436978-1 is a 8436978-1. It is classified as a MRO (MRO_GENERAL).

What parts can replace 8436978-1?

There is 1 known substitute for 8436978-1: 8436978. Substitute compatibility should be verified for your specific system.

What is the NSN for 8436978-1?

8436978-1 is cataloged in the U.S. Government catalog under NSN 5895-01-657-2997. This indicates validated use in U.S. government and defense supply chains.

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