A9557 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

A9557: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED BOTH ENDS, inside_diameter: 0.391 INCHES NOMINAL IN, style_designator: CYLINDRICAL, spring_free_length: 0.313 INCHES NOMINAL IN, coil_helix_direction: RIGHT-HAND OR LEFT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-467-5228, 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

A9557

NSN: 5315-00-467-5228
NIINs: 004675228, 005626724
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 94023 — SUPER-GRAIN CORP (USA)

SPECIFICATIONS

material	STEEL OVERALL
end_style	SPRING END,SQUARED BOTH ENDS
coil_quantity	3
inside_diameter	0.391 INCHES NOMINAL IN
style_designator	CYLINDRICAL
spring_free_length	0.313 INCHES NOMINAL IN
coil_helix_direction	RIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter	0.471 INCHES NOMINAL IN
NSN	5315-00-467-5228

COMPONENT DIAGRAM

KEY FEATURES

•

HOLE ARRANGEMENT STYLE: DRILLED THRU CENTER

•

FIRST END STYLE: SQUARE

•

FIRST HOLE DIAMETER: 0.391 INCHES NOMINAL IN

•

PIN OVERALL DIAMETER: 0.7500 INCHES NOMINAL IN

•

PIN OVERALL LENGTH: 6.000 INCHES NOMINAL IN

•

SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL

•

MATERIAL: STEEL OVERALL

TECHNICAL CHARACTERISTICS

HOLE ARRANGEMENT STYLE	DRILLED THRU CENTER
FIRST END STYLE	SQUARE
FIRST HOLE DIAMETER	0.391 INCHES NOMINAL IN
PIN OVERALL DIAMETER	0.7500 INCHES NOMINAL IN
PIN OVERALL LENGTH	6.000 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST END	IDENTICAL
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 4

M534H23-2Reference document

Same NSN cross-reference

Reference document — Secondary reference

DD1672Reference document

Same NSN cross-reference

Reference document — Secondary reference

5-11-589-57Reference document

Same NSN cross-reference

Reference document — Secondary reference

DD7111Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 A9557?

A9557 is a SPRING,HELICAL,COMPRESSION.

What parts can replace A9557?

There are 4 known substitutes for A9557: M534H23-2, DD1672, 5-11-589-57 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for A9557?

A9557 is cataloged in the U.S. Government catalog under NSN 5315-00-467-5228. This indicates validated use in U.S. government and defense supply chains.

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A9557 — SPRING,HELICAL,COMPRESSION

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