256122 PIECE 4 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

256122 PIECE 4: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, first_end_style: SQUARE, pin_overall_length: 1.000 INCHES NOMINAL IN, pin_overall_diameter: 0.2500 INCHES NOMINAL IN, material_document_and_classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL, second_end_relationship_with_first_end: IDENTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-383-8753, 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

256122 PIECE 4

NSN: 5315-01-383-8753
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

material	NICKEL ALLOY OVERALL
first_end_style	SQUARE
pin_overall_length	1.000 INCHES NOMINAL IN
pin_overall_diameter	0.2500 INCHES NOMINAL IN
material_document_and_classification	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_end	IDENTICAL
NSN	5315-01-383-8753

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST END STYLE: SQUARE

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

PIN OVERALL DIAMETER: 0.2500 INCHES NOMINAL IN

•

PIN OVERALL LENGTH: 1.000 INCHES NOMINAL IN

•

SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL

•

MATERIAL: NICKEL ALLOY OVERALL

TECHNICAL CHARACTERISTICS

FIRST END STYLE	SQUARE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER	0.2500 INCHES NOMINAL IN
PIN OVERALL LENGTH	1.000 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
MATERIAL	NICKEL ALLOY OVERALL

OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602

SUBSTITUTES & CROSS-REFERENCES 1

258759 ITEM 26Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 256122 PIECE 4?

256122 PIECE 4 is a PIN,STRAIGHT,HEADLESS.

What parts can replace 256122 PIECE 4?

There is 1 known substitute for 256122 PIECE 4: 258759 ITEM 26. Substitute compatibility should be verified for your specific system.

What is the NSN for 256122 PIECE 4?

256122 PIECE 4 is cataloged in the U.S. Government catalog under NSN 5315-01-383-8753. This indicates validated use in U.S. government and defense supply chains.

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256122 PIECE 4 — PIN,STRAIGHT,HEADLESS

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