T-1156-6 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

T-1156-6: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8740 OVERALL, nut_style: HEXAGON, nut_height: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), locking_feature: FREE-RUNNING ALL METAL DESIGN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-361-3196, 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-1156-6

NSN: 5310-01-361-3196
FSC: 5310 — Nuts and Washers
CAGE: 16941 — LONG-LOK LLC (USA)

SPECIFICATIONS

material	STEEL COMP 8740 OVERALL
nut_style	HEXAGON
nut_height	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
locking_feature	FREE-RUNNING ALL METAL DESIGN
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM AND CHROMATE OVERALL
width_across_flats	0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
nominal_thread_size	0.375 INCHES IN
bearing_surface_type	CHAMFERED
thread_quantity_per_inch	24
NSN	5310-01-361-3196

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

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

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.375 INCHES IN

•

LOCKING FEATURE: FREE-RUNNING ALL METAL DESIGN

•

NUT HEIGHT: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.375 INCHES IN
LOCKING FEATURE	FREE-RUNNING ALL METAL DESIGN
NUT HEIGHT	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
NUT STYLE	HEXAGON

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

03A251-6Reference document

Same NSN cross-reference

Reference document — Secondary reference

AD03A251-6Reference document

Same NSN cross-reference

Reference document — Secondary reference

H52874-6Reference 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 T-1156-6?

T-1156-6 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace T-1156-6?

There are 3 known substitutes for T-1156-6: 03A251-6, AD03A251-6, H52874-6. Substitute compatibility should be verified for your specific system.

What is the NSN for T-1156-6?

T-1156-6 is cataloged in the U.S. Government catalog under NSN 5310-01-361-3196. This indicates validated use in U.S. government and defense supply chains.

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