881BM-5SB0875 — STUD,LOCKED IN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

881BM-5SB0875: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660, thread_class: 3A NUT THREAD A, thread_length: 0.372 INCHES MINIMUM AND 0.412 INCHES MAXIMUM STUD THREAD IN, overall_length: 1.287 INCHES MINIMUM AND 1.337 INCHES MAXIMUM IN, locking_feature: RING, LOCK KEYED, style_designator: LOCKED IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-154-8519, 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

881BM-5SB0875

NSN: 5307-01-154-8519
FSC: 5307 — Studs
CAGE: 75237 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS (USA)

SPECIFICATIONS

material	IRON ALLOY 660
thread_class	3A NUT THREAD A
thread_length	0.372 INCHES MINIMUM AND 0.412 INCHES MAXIMUM STUD THREAD IN
overall_length	1.287 INCHES MINIMUM AND 1.337 INCHES MAXIMUM IN
locking_feature	RING, LOCK KEYED
special_features	KEYRING MATERIAL 410 CRES PER AMS 5504; ROCKWELL C 35-45; FINISH PASSIVATE PER QQ-P-35; INSERT MATERIAL REQUIRES 140000 PSI TS
style_designator	LOCKED IN
thread_direction	RIGHT-HAND NUT THREAD
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.375 INCHES STUD THREAD IN
thread_quantity_per_inch	16 STUD THREAD
thread_series_designator	UNF NUT THREAD
NSN	5307-01-154-8519

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.372 INCHES MINIMUM AND 0.412 INCHES MAXIMUM STUD THREAD IN

•

STYLE DESIGNATOR: LOCKED IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5737 ASSN STD SINGLE MATERIAL RESPONSE

•

THREAD DIRECTION: RIGHT-HAND STUD THREAD

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.372 INCHES MINIMUM AND 0.412 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH	0.547 INCHES MINIMUM AND 0.577 INCHES MAXIMUM NUT THREAD IN
STYLE DESIGNATOR	LOCKED IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5737 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	1.287 INCHES MINIMUM AND 1.337 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD
DISTANCE FROM END OF STUD END THREADS TO NUT END	0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
NOMINAL THREAD SIZE	0.312 INCHES NUT THREAD IN

OTHER ITEMS IN FSC 5307 — Studs

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

5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625

SUBSTITUTES & CROSS-REFERENCES 1

881BM-5SB875Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 881BM-5SB0875?

881BM-5SB0875 is a STUD,LOCKED IN.

What parts can replace 881BM-5SB0875?

There is 1 known substitute for 881BM-5SB0875: 881BM-5SB875. Substitute compatibility should be verified for your specific system.

What is the NSN for 881BM-5SB0875?

881BM-5SB0875 is cataloged in the U.S. Government catalog under NSN 5307-01-154-8519. This indicates validated use in U.S. government and defense supply chains.

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