12256962 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

12256962: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 0.156 INCHES NOMINAL IN, hole_diameter: 0.656 INCHES NOMINAL IN, heat_treatment: QUENCHED AND TEMPERED, hardness_rating: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, overall_diameter: 1.750 INCHES NOMINAL IN, surface_treatment: ZINC AND CHROMATE OR CADMIUM AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-109-6754, 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

12256962

NSN: 5310-01-109-6754
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

thickness	0.156 INCHES NOMINAL IN
hole_diameter	0.656 INCHES NOMINAL IN
heat_treatment	QUENCHED AND TEMPERED
hardness_rating	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
overall_diameter	1.750 INCHES NOMINAL IN
surface_treatment	ZINC AND CHROMATE OR CADMIUM AND CHROMATE OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	SAE J403 ASSN STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classification	QQ-Z-325,TY 2,CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
NSN	5310-01-109-6754

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-Z-325,TY 2,CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL

•

OVERALL DIAMETER: 1.750 INCHES NOMINAL IN

•

HEAT TREATMENT: QUENCHED AND TEMPERED

•

HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: SAE J403 ASSN STD ALL MATERIAL RESPONSES OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: ZINC AND CHROMATE OR CADMIUM AND CHROMATE OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-Z-325,TY 2,CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
OVERALL DIAMETER	1.750 INCHES NOMINAL IN
HEAT TREATMENT	QUENCHED AND TEMPERED
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	SAE J403 ASSN STD ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SURFACE TREATMENT	ZINC AND CHROMATE OR CADMIUM AND CHROMATE OVERALL
PERIPHERAL SHAPE STYLE	ROUND
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.656 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: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12256962?

12256962 is a WASHER,FLAT.

What is the NSN for 12256962?

12256962 is cataloged in the U.S. Government catalog under NSN 5310-01-109-6754. This indicates validated use in U.S. government and defense supply chains.

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12256962 — WASHER,FLAT

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