10938444-1 — NUT,PLAIN,SINGLE BALL SEAT,HEXAG

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

10938444-1: NUT,PLAIN,SINGLE BALL SEAT,HEXAG.

NUT,PLAIN,SINGLE BALL SEAT,HEXAG. Key specifications include nut_style: SINGLE BALL SEAT, HEXAGON, nut_height: 0.875 INCHES NOMINAL IN, thread_series: UN, hardness_rating: 57.0 ROCKWELL C MINIMUM, ball_seat_radius: 0.875 INCHES NOMINAL IN, thread_direction: LEFT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-176-6525, 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

10938444-1

NSN: 5310-00-176-6525
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 1211 OR STEEL COMP 1212 OR STEEL COMP 1213 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1119 OR STEEL COMP 1120 OVERALL
nut_style	SINGLE BALL SEAT, HEXAGON
nut_height	0.875 INCHES NOMINAL IN
thread_series	UN
hardness_rating	57.0 ROCKWELL C MINIMUM
ball_seat_radius	0.875 INCHES NOMINAL IN
thread_direction	LEFT-HAND
features_provided	CASEHARDENED
surface_treatment	CADMIUM OVERALL
width_across_flats	1.475 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN
nominal_thread_size	1.125 INCHES IN
thread_pitch_diameters	+1.0829 TO 1.0899 INCHES IN
NSN	5310-00-176-6525

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 1.475 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UN

•

HARDNESS RATING: 57.0 ROCKWELL C MINIMUM

•

THREAD PITCH DIAMETERS: +1.0829 TO 1.0899 INCHES IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES OR QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL

•

FEATURES PROVIDED: CASEHARDENED

•

THREAD DIRECTION: LEFT-HAND

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	1.475 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UN
HARDNESS RATING	57.0 ROCKWELL C MINIMUM
THREAD PITCH DIAMETERS	+1.0829 TO 1.0899 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD ALL MATERIAL RESPONSES OR QQ-S-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
FEATURES PROVIDED	CASEHARDENED
THREAD DIRECTION	LEFT-HAND
NOMINAL THREAD SIZE	1.125 INCHES IN
NUT HEIGHT	0.875 INCHES NOMINAL IN

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 2

1199M117CSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

5310001766525Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 10938444-1?

10938444-1 is a NUT,PLAIN,SINGLE BALL SEAT,HEXAG.

What parts can replace 10938444-1?

There are 2 known substitutes for 10938444-1: 1199M117C, 5310001766525. Substitute compatibility should be verified for your specific system.

What is the NSN for 10938444-1?

10938444-1 is cataloged in the U.S. Government catalog under NSN 5310-00-176-6525. This indicates validated use in U.S. government and defense supply chains.

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10938444-1 — NUT,PLAIN,SINGLE BALL SEAT,HEXAG

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