121673-4-58 — BOLT,ASSEMBLED WASHER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

121673-4-58: BOLT,ASSEMBLED WASHER.

The BOLT,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3A A, thread_length: 0.262 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN, fastener_length: 4.041 INCHES MINIMUM AND 4.061 INCHES MAXIMUM IN, special_features: RETAING RING, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-477-7686, 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

121673-4-58

NSN: 5306-01-477-7686
FSC: 5306 — Bolts
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)

SPECIFICATIONS

material	STEEL OVERALL
thread_class	3A A
thread_length	0.262 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN
fastener_length	4.041 INCHES MINIMUM AND 4.061 INCHES MAXIMUM IN
special_features	RETAING RING
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
nominal_thread_diameter	0.250 INCHES IN
thread_quantity_per_inch	28
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
material_document_and_classification	MIL-B-83050 MIL SPEC 1ST MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-416,TYPE2,CLASS2 FED SPEC 1ST TREATMENT RESPONSE FASTENER
NSN	5306-01-477-7686

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 4.041 INCHES MINIMUM AND 4.061 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.262 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-83050 MIL SPEC 1ST MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	4.041 INCHES MINIMUM AND 4.061 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE2,CLASS2 FED SPEC 1ST TREATMENT RESPONSE FASTENER
THREAD LENGTH	0.262 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-83050 MIL SPEC 1ST MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	RETAING RING
SURFACE TREATMENT	CADMIUM FASTENER
SURFACE TREATMENT	PASSIVATE OVERALL

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

ST3M735-4-58Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 121673-4-58?

121673-4-58 is a BOLT,ASSEMBLED WASHER.

What parts can replace 121673-4-58?

There is 1 known substitute for 121673-4-58: ST3M735-4-58. Substitute compatibility should be verified for your specific system.

What is the NSN for 121673-4-58?

121673-4-58 is cataloged in the U.S. Government catalog under NSN 5306-01-477-7686. This indicates validated use in U.S. government and defense supply chains.

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121673-4-58 — BOLT,ASSEMBLED WASHER

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