82631-3212 — NUT,SELF-LOCKING,ROUND

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

82631-3212: NUT,SELF-LOCKING,ROUND.

The NUT,SELF-LOCKING,ROUND is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: ROUND, temp_rating: -75.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF, nut_diameter: 2.481 INCHES MINIMUM AND 2.513 INCHES MAXIMUM IN, thread_class: 3B, nut_thickness: 0.543 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-310-9289, 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

82631-3212

NSN: 5310-01-310-9289
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	ROUND
temp_rating	-75.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
nut_diameter	2.481 INCHES MINIMUM AND 2.513 INCHES MAXIMUM IN
thread_class	3B
nut_thickness	0.543 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating	36.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
countersink_angle	90.0 DEGREES MINIMUM AND 110.0 DEGREES MAXIMUM NUT
drive_point_depth	0.0125 INCHES NOMINAL IN
NSN	5310-01-310-9289

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

TEMP RATING: -75.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF

•

HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6371 ASSN STD SINGLE MATERIAL RESPONSE NUT

•

DRIVE POINT WIDTH: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 2.000 INCHES IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
TEMP RATING	-75.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6371 ASSN STD SINGLE MATERIAL RESPONSE NUT
DRIVE POINT WIDTH	0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	2.000 INCHES IN
NUT DIAMETER	2.481 INCHES MINIMUM AND 2.513 INCHES MAXIMUM IN
DRIVE POINT DEPTH	0.0125 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 1

SL2822-32Same 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 82631-3212?

82631-3212 is a NUT,SELF-LOCKING,ROUND.

What parts can replace 82631-3212?

There is 1 known substitute for 82631-3212: SL2822-32. Substitute compatibility should be verified for your specific system.

What is the NSN for 82631-3212?

82631-3212 is cataloged in the U.S. Government catalog under NSN 5310-01-310-9289. This indicates validated use in U.S. government and defense supply chains.

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82631-3212 — NUT,SELF-LOCKING,ROUND

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