1981172-1 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

1981172-1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, thickness: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN, hole_diameter: 0.252 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN, hardness_rating: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM, overall_diameter: 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-405-4646, 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

1981172-1

NSN: 5310-00-405-4646
FSC: 5310 — Nuts and Washers
CAGE: 55972 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS (USA)

SPECIFICATIONS

material	STEEL COMP 410 OVERALL
thickness	0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
hole_diameter	0.252 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN
hardness_rating	34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
overall_diameter	0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-00-405-4646

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN

•

HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL COMP 410 OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

•

HOLE DIAMETER: 0.252 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	0.355 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL COMP 410 OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.252 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN
THICKNESS	0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM 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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 1981172-1?

1981172-1 is a WASHER,FLAT.

What is the NSN for 1981172-1?

1981172-1 is cataloged in the U.S. Government catalog under NSN 5310-00-405-4646. This indicates validated use in U.S. government and defense supply chains.

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1981172-1 — WASHER,FLAT

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