12328547 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

12328547: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 4140 OVERALL, thickness: 0.375 INCHES NOMINAL IN, hole_diameter: 2.735 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN, hardness_rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, overall_diameter: 4.750 INCHES NOMINAL IN, surface_treatment: NICKEL ALLOY OR ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-172-7901, 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

12328547

NSN: 5310-01-172-7901
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 4130 OR STEEL COMP 4140 OVERALL
thickness	0.375 INCHES NOMINAL IN
hole_diameter	2.735 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
hardness_rating	28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
overall_diameter	4.750 INCHES NOMINAL IN
surface_treatment	NICKEL ALLOY OR ZINC OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	QQ-S-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	5310-01-172-7901

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 4.750 INCHES NOMINAL IN

•

HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: NICKEL ALLOY OR ZINC OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL COMP 4130 OR STEEL COMP 4140 OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	4.750 INCHES NOMINAL IN
HARDNESS RATING	28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SURFACE TREATMENT	NICKEL ALLOY OR ZINC OVERALL
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL COMP 4130 OR STEEL COMP 4140 OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	2.735 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
THICKNESS	0.375 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

No substitute or cross-reference records for this part.

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 12328547?

12328547 is a WASHER,FLAT.

What is the NSN for 12328547?

12328547 is cataloged in the U.S. Government catalog under NSN 5310-01-172-7901. This indicates validated use in U.S. government and defense supply chains.

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12328547 — WASHER,FLAT

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