2W1B25-28-32 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

2W1B25-28-32: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 268 OVERALL, thickness: 0.032 INCHES NOMINAL IN, hole_diameter: 0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, hardness_rating: 64.0 ROCKWELL B MINIMUM AND 76.0 ROCKWELL B MAXIMUM, overall_diameter: 0.8594 INCHES MINIMUM AND 0.8906 INCHES MAXIMUM IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-576-7353, 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

2W1B25-28-32

NSN: 5310-00-576-7353
FSC: 5310 — Nuts and Washers
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)

SPECIFICATIONS

material	COPPER ALLOY 268 OVERALL
thickness	0.032 INCHES NOMINAL IN
hole_diameter	0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
hardness_rating	64.0 ROCKWELL B MINIMUM AND 76.0 ROCKWELL B MAXIMUM
overall_diameter	0.8594 INCHES MINIMUM AND 0.8906 INCHES MAXIMUM IN
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
specification/standard_data	43999-2W1 MANUFACTURERS STANDARD
material_document_and_classification	QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-00-576-7353

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 0.8594 INCHES MINIMUM AND 0.8906 INCHES MAXIMUM IN

•

HARDNESS RATING: 64.0 ROCKWELL B MINIMUM AND 76.0 ROCKWELL B MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SPECIFICATION/STANDARD DATA: 43999-2W1 MANUFACTURERS STANDARD

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: COPPER ALLOY 268 OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	0.8594 INCHES MINIMUM AND 0.8906 INCHES MAXIMUM IN
HARDNESS RATING	64.0 ROCKWELL B MINIMUM AND 76.0 ROCKWELL B MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SPECIFICATION/STANDARD DATA	43999-2W1 MANUFACTURERS STANDARD
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	COPPER ALLOY 268 OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.390 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
THICKNESS	0.032 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

FF-W-92Reference document

Same NSN cross-reference

Reference document — Secondary reference

303252Reference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

Ready to buy 2W1B25-28-32?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 2W1B25-28-32?

2W1B25-28-32 is a WASHER,FLAT.

What parts can replace 2W1B25-28-32?

There are 2 known substitutes for 2W1B25-28-32: FF-W-92, 303252. Substitute compatibility should be verified for your specific system.

What is the NSN for 2W1B25-28-32?

2W1B25-28-32 is cataloged in the U.S. Government catalog under NSN 5310-00-576-7353. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

2W1B25-28-32 — WASHER,FLAT

Request a Quote — 2W1B25-28-32