SS27576-4-12 — BOLT,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

SS27576-4-12: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: CROWNED HEXAGON, head_height: 0.126 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, thread_class: 3A A, fastener_length: 1.178 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-102-2676, 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

SS27576-4-12

NSN: 5306-01-102-2676
FSC: 5306 — Bolts
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	CROWNED HEXAGON
head_height	0.126 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
thread_class	3A A
fastener_length	1.178 INCHES NOMINAL IN
surface_treatment	CADMIUM OVERALL
width_between_flats	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nominal_thread_diameter	0.250 INCHES IN
thread_quantity_per_inch	28
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF)
NSN	5306-01-102-2676

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.126 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN

•

FASTENER LENGTH: 1.178 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: CROWNED HEXAGON

•

WIDTH BETWEEN FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN

•

SURFACE TREATMENT: CADMIUM OVERALL

•

THREAD CLASS: 3A A

•

THREAD QUANTITY PER INCH: 28

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.126 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
FASTENER LENGTH	1.178 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	CROWNED HEXAGON
WIDTH BETWEEN FLATS	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	3A A
THREAD QUANTITY PER INCH	28
MATERIAL	STEEL OVERALL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)

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

No substitute or cross-reference records for this part.

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 SS27576-4-12?

SS27576-4-12 is a BOLT,MACHINE.

What is the NSN for SS27576-4-12?

SS27576-4-12 is cataloged in the U.S. Government catalog under NSN 5306-01-102-2676. This indicates validated use in U.S. government and defense supply chains.

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SS27576-4-12 — BOLT,MACHINE

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