NM-440 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

NM-440: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, nut_height: 0.156 INCHES NOMINAL IN, temp_rating: 250.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-054-4648, 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

NM-440

NSN: 5310-01-054-4648
FSC: 5310 — Nuts and Washers
CAGE: 27687 — GREER STOP NUT, INC. (USA)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	HEXAGON
nut_height	0.156 INCHES NOMINAL IN
temp_rating	250.0 FAHRENHEIT MAXIMUM DEGF
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
surface_treatment	CADMIUM OVERALL EXCEPT INSERT
width_across_flats	0.250 INCHES NOMINAL IN
nominal_thread_size	0.112 INCHES IN
bearing_surface_type	CHAMFERED
NSN	5310-01-054-4648

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

TEMP RATING: 250.0 FAHRENHEIT MAXIMUM DEGF

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.112 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT

•

NUT HEIGHT: 0.156 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.250 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
TEMP RATING	250.0 FAHRENHEIT MAXIMUM DEGF
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.112 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.156 INCHES NOMINAL IN
SURFACE TREATMENT	CADMIUM OVERALL EXCEPT INSERT
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 1

684-1005Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is NM-440?

NM-440 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace NM-440?

There is 1 known substitute for NM-440: 684-1005. Substitute compatibility should be verified for your specific system.

What is the NSN for NM-440?

NM-440 is cataloged in the U.S. Government catalog under NSN 5310-01-054-4648. This indicates validated use in U.S. government and defense supply chains.

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NM-440 — NUT,SELF-LOCKING,HEXAGON

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