877BM-3SB-43 — STUD,LOCKED IN

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

877BM-3SB-43: STUD,LOCKED IN.

The STUD,LOCKED IN is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 3A NUT THREAD A, overall_length: 1.000 INCHES NOMINAL IN, locking_feature: RING, LOCK KEYED, thread_direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED, nominal_thread_size: 0.190 INCHES NUT THREAD IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-152-0622, 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

877BM-3SB-43

NSN: 5307-01-152-0622
FSC: 5307 — Studs
CAGE: 01556 — STANLEY ENGINEERED FASTENING LLC (USA)

SPECIFICATIONS

material	STEEL
thread_class	3A NUT THREAD A
overall_length	1.000 INCHES NOMINAL IN
locking_feature	RING, LOCK KEYED
thread_direction	RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
nominal_thread_size	0.190 INCHES NUT THREAD IN
thread_quantity_per_inch	20 STUD THREAD
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD
material_document_and_classification	AMS5737 ASSN STD 1ST MATERIAL RESPONSE AND AMS5504 ASSN STD 2ND MATERIAL RESPONSE
NSN	5307-01-152-0622

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5737 ASSN STD 1ST MATERIAL RESPONSE AND AMS5504 ASSN STD 2ND MATERIAL RESPONSE

•

THREAD DIRECTION: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED

•

NOMINAL THREAD SIZE: 0.250 INCHES STUD THREAD IN

•

LOCKING FEATURE: RING, LOCK KEYED

•

THREAD CLASS: 3A NUT THREAD A

TECHNICAL CHARACTERISTICS

MATERIAL DOCUMENT AND CLASSIFICATION	AMS5737 ASSN STD 1ST MATERIAL RESPONSE AND AMS5504 ASSN STD 2ND MATERIAL RESPONSE
OVERALL LENGTH	1.000 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
NOMINAL THREAD SIZE	0.250 INCHES STUD THREAD IN
NOMINAL THREAD SIZE	0.190 INCHES NUT THREAD IN
LOCKING FEATURE	RING, LOCK KEYED
THREAD CLASS	3A NUT THREAD A
THREAD CLASS	3A STUD THREAD A
THREAD QUANTITY PER INCH	32 NUT THREAD
THREAD QUANTITY PER INCH	20 STUD THREAD

SUBSTITUTES & CROSS-REFERENCES 3

4031T42Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

10116432Reference document

Same NSN cross-reference

Reference document — Informative reference only

4031T42P19Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 877BM-3SB-43?

877BM-3SB-43 is a STUD,LOCKED IN.

What parts can replace 877BM-3SB-43?

There are 3 known substitutes for 877BM-3SB-43: 4031T42, 10116432, 4031T42P19. Substitute compatibility should be verified for your specific system.

What is the NSN for 877BM-3SB-43?

877BM-3SB-43 is cataloged in the U.S. Government catalog under NSN 5307-01-152-0622. This indicates validated use in U.S. government and defense supply chains.

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