91831A147 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

91831A147: 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: 0.875 INCHES NOMINAL IN, temp_rating: 250.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-468-5726, 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

91831A147

NSN: 5310-01-468-5726
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	HEXAGON
nut_height	0.875 INCHES NOMINAL IN
temp_rating	250.0 FAHRENHEIT MAXIMUM DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
width_across_flats	1.062 INCHES NOMINAL IN
nominal_thread_size	0.750 INCHES IN
bearing_surface_type	WASHER FACED
end_item_identification	FLTR ULTRA MB:WSD;ARLEIGH BURKE CLASS DDG
NSN	5310-01-468-5726

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 1.062 INCHES NOMINAL IN

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

TEMP RATING: 250.0 FAHRENHEIT MAXIMUM DEGF

•

MATERIAL DOCUMENT AND CLASSIFICATION: SST 18-8 MFR REF 1ST MATERIAL RESPONSE NUT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.750 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT

•

NUT HEIGHT: 0.875 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	1.062 INCHES NOMINAL IN
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
TEMP RATING	250.0 FAHRENHEIT MAXIMUM DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	SST 18-8 MFR REF 1ST MATERIAL RESPONSE NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.750 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.875 INCHES NOMINAL IN
NUT STYLE	HEXAGON
THREAD CLASS	3B

SUBSTITUTES & CROSS-REFERENCES 3

122-2404761 PC 52Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

SK-D-97050Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

NUT-0083SSSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 91831A147?

91831A147 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 91831A147?

There are 3 known substitutes for 91831A147: 122-2404761 PC 52, SK-D-97050, NUT-0083SS. Substitute compatibility should be verified for your specific system.

What is the NSN for 91831A147?

91831A147 is cataloged in the U.S. Government catalog under NSN 5310-01-468-5726. This indicates validated use in U.S. government and defense supply chains.

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91831A147 — NUT,SELF-LOCKING,HEXAGON

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