8436978 — 8436978

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

8436978: 8436978.

The 8436978 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 5315-00-078-2738, 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

NSN: 5315-00-078-2738
NIINs: 000782738, 016572997
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (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	5315-00-078-2738

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.360 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN

•

FIRST END TAPER LENGTH: 0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN

•

FIRST END LOCATION: BOTH ENDS

•

HOLE ARRANGEMENT STYLE: ONE END DRILLED

•

FIRST END STYLE: CHAMFERED

•

FIRST HOLE DIAMETER: 0.135 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN

•

HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL

•

SHANK LENGTH: 4.970 INCHES MINIMUM AND 5.030 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.360 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN
FIRST END TAPER LENGTH	0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
FIRST END LOCATION	BOTH ENDS
HOLE ARRANGEMENT STYLE	ONE END DRILLED
FIRST END STYLE	CHAMFERED
FIRST HOLE DIAMETER	0.135 INCHES MINIMUM AND 0.139 INCHES MAXIMUM IN
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
SHANK LENGTH	4.970 INCHES MINIMUM AND 5.030 INCHES MAXIMUM IN
STYLE DESIGNATOR	SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

5315000782738Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8436978?

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

What parts can replace 8436978?

There is 1 known substitute for 8436978: 5315000782738. Substitute compatibility should be verified for your specific system.

What is the NSN for 8436978?

8436978 is cataloged in the U.S. Government catalog under NSN 5315-00-078-2738. This indicates validated use in U.S. government and defense supply chains.

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