402 437 — SLEEVE,MILITARY ADJ

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

402 437: SLEEVE,MILITARY ADJ.

The SLEEVE,MILITARY ADJ is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, grip_length: 3.312 INCHES NOMINAL IN, head_height: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.4362 INCHES MINIMUM AND 0.4367 INCHES MAXIMUM IN, thread_length: 0.657 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-180-0372, 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

402 437

NSN: 5306-00-180-0372
NIINs: 001800372, 006116231
FSC: 5306 — Bolts
CAGE: 77294 — PIPER INDUSTRIAL MANUFACTURING COMPANY, LLC DIV PIPER INDUSTRIAL MANUFACTURING COMPANY (USA)

SPECIFICATIONS

material	STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4140 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
head_style	HEXAGON
grip_length	3.312 INCHES NOMINAL IN
head_height	0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.4362 INCHES MINIMUM AND 0.4367 INCHES MAXIMUM IN
thread_length	0.657 INCHES MINIMUM IN
surface_finish	63.0 MICROINCHES GRIP
fastener_length	3.969 INCHES NOMINAL IN
hardness_rating	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
NSN	5306-00-180-0372

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 63.0 MICROINCHES GRIP

•

HEAD HEIGHT: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN

•

FASTENER LENGTH: 3.969 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TYPE 2 CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL

•

THREAD LENGTH: 0.657 INCHES MINIMUM IN

•

HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL

•

SHANK UNTHREADED HOLE DIAMETER: 0.106 INCHES NOMINAL FIRST HOLE IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	63.0 MICROINCHES GRIP
SURFACE FINISH	63.0 MICROINCHES BEARING SURFACE OF HEAD
HEAD HEIGHT	0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
FASTENER LENGTH	3.969 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE 2 CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
THREAD LENGTH	0.657 INCHES MINIMUM IN
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER	0.106 INCHES NOMINAL FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.437 INCHES IN

SUBSTITUTES & CROSS-REFERENCES 2

AN177-37Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

B6812Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 402 437?

402 437 is a SLEEVE,MILITARY ADJ.

What parts can replace 402 437?

There are 2 known substitutes for 402 437: AN177-37, B6812. Substitute compatibility should be verified for your specific system.

What is the NSN for 402 437?

402 437 is cataloged in the U.S. Government catalog under NSN 5306-00-180-0372. This indicates validated use in U.S. government and defense supply chains.

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