7521979 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

7521979: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, load_rating: 300.000 POUNDS NOMINAL LBS, inside_diameter: 0.5625 INCHES NOMINAL IN, style_designator: CYLINDRICAL, surface_treatment: VARNISH OVERALL, spring_free_length: 1.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5360-00-752-1979, 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

7521979

NSN: 5360-00-752-1979
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL OVERALL
load_rating	300.000 POUNDS NOMINAL LBS
coil_quantity	4
inside_diameter	0.5625 INCHES NOMINAL IN
style_designator	CYLINDRICAL
surface_treatment	VARNISH OVERALL
spring_free_length	1.250 INCHES NOMINAL IN
coil_helix_direction	RIGHT-HAND OR LEFT-HAND
end_item_identification	W/S: TRUCK, CARGO, DROPSIDE 2 1/2-TON 6X6 W/E
spring_length_under_load	0.875 INCHES NOMINAL IN
spring_free_outside_diameter	0.9375 INCHES NOMINAL IN
spring_solid_outside_diameter	0.9375 INCHES NOMINAL IN
NSN	5360-00-752-1979

COMPONENT DIAGRAM

KEY FEATURES

•

SPRING FREE OUTSIDE DIAMETER: 0.9375 INCHES NOMINAL IN

•

LOAD RATING: 300.000 POUNDS NOMINAL LBS

•

STYLE DESIGNATOR: CYLINDRICAL

•

SPRING FREE LENGTH: 1.250 INCHES NOMINAL IN

•

INSIDE DIAMETER: 0.5625 INCHES NOMINAL IN

•

SPRING LENGTH UNDER LOAD: 0.875 INCHES NOMINAL IN

•

SPRING SOLID OUTSIDE DIAMETER: 0.9375 INCHES NOMINAL IN

•

COIL QUANTITY: 4

TECHNICAL CHARACTERISTICS

SPRING FREE OUTSIDE DIAMETER	0.9375 INCHES NOMINAL IN
LOAD RATING	300.000 POUNDS NOMINAL LBS
STYLE DESIGNATOR	CYLINDRICAL
SPRING FREE LENGTH	1.250 INCHES NOMINAL IN
INSIDE DIAMETER	0.5625 INCHES NOMINAL IN
SPRING LENGTH UNDER LOAD	0.875 INCHES NOMINAL IN
SPRING SOLID OUTSIDE DIAMETER	0.9375 INCHES NOMINAL IN
COIL QUANTITY	4
SURFACE TREATMENT	VARNISH OVERALL
END ITEM IDENTIFICATION	W/S: TRUCK, CARGO, DROPSIDE 2 1/2-TON 6X6 W/E

OTHER ITEMS IN FSC 5360 — Coil, Flat, Leaf, and Wire Springs

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

5360-00-001-1842 5360-00-001-1945 5360-00-001-2010 5360-00-001-3865 5360-00-001-3950 5360-00-001-4650 5360-00-001-4664 5360-00-001-4703

SUBSTITUTES & CROSS-REFERENCES 3

57F1Reference document

Same NSN cross-reference

Reference document — Secondary reference

913167Reference document

Same NSN cross-reference

Reference document — Secondary reference

5340007521979Reference document

Same NSN cross-reference

Reference document — Informative reference only

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 7521979?

7521979 is a SPRING,HELICAL,COMPRESSION.

What parts can replace 7521979?

There are 3 known substitutes for 7521979: 57F1, 913167, 5340007521979. Substitute compatibility should be verified for your specific system.

What is the NSN for 7521979?

7521979 is cataloged in the U.S. Government catalog under NSN 5360-00-752-1979. This indicates validated use in U.S. government and defense supply chains.

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7521979 — SPRING,HELICAL,COMPRESSION

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