74A450644-2001 — BOLT,INTERNALLY RELIEVED BODY

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

74A450644-2001: BOLT,INTERNALLY RELIEVED BODY.

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: ROUND W/WRENCH FLATS CHAMFERED, head_height: 0.270 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 1.060 INCHES NOMINAL IN, thread_length: 0.445 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-109-7463, 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

74A450644-2001

NSN: 5306-01-109-7463
FSC: 5306 — Bolts
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	ROUND W/WRENCH FLATS CHAMFERED
head_height	0.270 INCHES NOMINAL IN
thread_class	3A A
head_diameter	1.060 INCHES NOMINAL IN
thread_length	0.445 INCHES NOMINAL IN
fastener_length	3.790 INCHES NOMINAL IN
shoulder_length	3.270 INCHES MINIMUM AND 3.280 INCHES MAXIMUM IN
style_designator	CONCENTRIC HOLE UNTHREADED
thread_direction	RIGHT-HAND
shoulder_diameter	0.7490 INCHES MINIMUM AND 0.7495 INCHES MAXIMUM IN
surface_treatment	CHROMIUM GRIP
NSN	5306-01-109-7463

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.270 INCHES NOMINAL IN

•

FASTENER LENGTH: 3.790 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: STF1139 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE GRIP

•

CONCENTRIC HOLE DEPTH: 3.000 INCHES NOMINAL IN

•

THREAD LENGTH: 0.445 INCHES NOMINAL IN

•

SHANK UNTHREADED HOLE DIAMETER: 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN

•

STYLE DESIGNATOR: CONCENTRIC HOLE UNTHREADED

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-8844 CL 3 COND E-2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.270 INCHES NOMINAL IN
FASTENER LENGTH	3.790 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	STF1139 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE GRIP
CONCENTRIC HOLE DEPTH	3.000 INCHES NOMINAL IN
THREAD LENGTH	0.445 INCHES NOMINAL IN
SHANK UNTHREADED HOLE DIAMETER	0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE IN
STYLE DESIGNATOR	CONCENTRIC HOLE UNTHREADED
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-8844 CL 3 COND E-2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.562 INCHES IN
HEAD STYLE	ROUND W/WRENCH FLATS CHAMFERED

OTHER ITEMS IN FSC 5306 — Bolts

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017

SUBSTITUTES & CROSS-REFERENCES 1

10115736Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 74A450644-2001?

74A450644-2001 is a BOLT,INTERNALLY RELIEVED BODY.

What parts can replace 74A450644-2001?

There is 1 known substitute for 74A450644-2001: 10115736. Substitute compatibility should be verified for your specific system.

What is the NSN for 74A450644-2001?

74A450644-2001 is cataloged in the U.S. Government catalog under NSN 5306-01-109-7463. This indicates validated use in U.S. government and defense supply chains.

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