ST3M646-1032 — NUT,SELF-LOCKING,KNURLED

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

ST3M646-1032: NUT,SELF-LOCKING,KNURLED.

The NUT,SELF-LOCKING,KNURLED is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, nut_style: KNURLED, lubrication: DRY FILM LUBRICANT, nut_diameter: 0.309 INCHES NOMINAL IN, thread_class: 3B, nut_thickness: 0.307 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-166-6904, 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

ST3M646-1032

NSN: 5310-01-166-6904
FSC: 5310 — Nuts and Washers
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL COMP XM-13 OVERALL
nut_style	KNURLED
lubrication	DRY FILM LUBRICANT
nut_diameter	0.309 INCHES NOMINAL IN
thread_class	3B
nut_thickness	0.307 INCHES NOMINAL IN
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
thread_direction	RIGHT-HAND
nominal_thread_size	0.190 INCHES IN
thread_quantity_per_inch	32
material_document_and_classification	AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-166-6904

COMPONENT DIAGRAM

KEY FEATURES

•

LUBRICATION: DRY FILM LUBRICANT

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.190 INCHES IN

•

NUT DIAMETER: 0.309 INCHES NOMINAL IN

•

NUT THICKNESS: 0.307 INCHES NOMINAL IN

•

NUT STYLE: KNURLED

TECHNICAL CHARACTERISTICS

LUBRICATION	DRY FILM LUBRICANT
THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN
NUT DIAMETER	0.309 INCHES NOMINAL IN
NUT THICKNESS	0.307 INCHES NOMINAL IN
NUT STYLE	KNURLED
THREAD CLASS	3B
THREAD QUANTITY PER INCH	32

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

BB567-1032Same 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 ST3M646-1032?

ST3M646-1032 is a NUT,SELF-LOCKING,KNURLED.

What parts can replace ST3M646-1032?

There is 1 known substitute for ST3M646-1032: BB567-1032. Substitute compatibility should be verified for your specific system.

What is the NSN for ST3M646-1032?

ST3M646-1032 is cataloged in the U.S. Government catalog under NSN 5310-01-166-6904. This indicates validated use in U.S. government and defense supply chains.

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