151581-16 — WASHER,SHOULDERED

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

151581-16: WASHER,SHOULDERED.

The WASHER,SHOULDERED is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, nut_style: ROUND, nut_diameter: 0.250 INCHES NOMINAL IN, thread_class: 2B, hole_diameter: 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN, nut_thickness: 0.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-262-0061, 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

151581-16

NSN: 5310-00-262-0061
NIINs: 002620061, 002858587
FSC: 5310 — Nuts and Washers
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY OVERALL
nut_style	ROUND
nut_diameter	0.250 INCHES NOMINAL IN
thread_class	2B
hole_diameter	0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN
nut_thickness	0.312 INCHES NOMINAL IN
thread_series	UNIFIED NATIONAL COARSE (UNC)
shoulder_height	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
outside_diameter	0.555 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
style_designator	SHOULDERED
thread_direction	RIGHT-HAND
shoulder_diameter	0.292 INCHES MINIMUM AND 0.294 INCHES MAXIMUM IN
NSN	5310-00-262-0061

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.138 INCHES IN

•

NUT DIAMETER: 0.250 INCHES NOMINAL IN

•

NUT THICKNESS: 0.312 INCHES NOMINAL IN

•

SURFACE TREATMENT: PASSIVATE OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.138 INCHES IN
NUT DIAMETER	0.250 INCHES NOMINAL IN
NUT THICKNESS	0.312 INCHES NOMINAL IN
SURFACE TREATMENT	PASSIVATE OVERALL
NUT STYLE	ROUND
THREAD CLASS	2B

SUBSTITUTES & CROSS-REFERENCES 3

8153SS0632-7Reference document

Same NSN cross-reference

Reference document — Secondary reference

4790930Reference document

Same NSN cross-reference

Reference document — Secondary reference

8153-SS0632Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 151581-16?

151581-16 is a WASHER,SHOULDERED.

What parts can replace 151581-16?

There are 3 known substitutes for 151581-16: 8153SS0632-7, 4790930, 8153-SS0632. Substitute compatibility should be verified for your specific system.

What is the NSN for 151581-16?

151581-16 is cataloged in the U.S. Government catalog under NSN 5310-00-262-0061. This indicates validated use in U.S. government and defense supply chains.

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