T-1156-8 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

T-1156-8: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL EXCEPT INSERT, nut_style: HEXAGON, nut_height: 0.303 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), hardness_rating: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-361-7085, 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

T-1156-8

NSN: 5310-01-361-7085
FSC: 5310 — Nuts and Washers
CAGE: 03038 — LONG-LOK, LLC (USA)

SPECIFICATIONS

material	STEEL COMP 4130 OVERALL EXCEPT INSERT
nut_style	HEXAGON
nut_height	0.303 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL EXCEPT INSERT
width_across_flats	0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
nominal_thread_size	0.500 INCHES IN
bearing_surface_type	CHAMFERED
NSN	5310-01-361-7085

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416TY2CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.740 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416TY2CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.303 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL EXCEPT INSERT

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 3

AD03A251-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

03A251-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

H52874-8Same 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 T-1156-8?

T-1156-8 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace T-1156-8?

There are 3 known substitutes for T-1156-8: AD03A251-8, 03A251-8, H52874-8. Substitute compatibility should be verified for your specific system.

What is the NSN for T-1156-8?

T-1156-8 is cataloged in the U.S. Government catalog under NSN 5310-01-361-7085. This indicates validated use in U.S. government and defense supply chains.

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T-1156-8 — NUT,SELF-LOCKING,HEXAGON

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