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604535 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

604535: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, center_hole_diameter: 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-270-0270, 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
604535
NSN: 5305-00-270-0270
NIINs: 002700270, 004003531, 007580531
FSC: 5305 — Screws
CAGE: 40608 — MILLER ELECTRIC MFG. CO. (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
center_hole_diameter0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5305-00-270-0270
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 604535 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.211 INCHES MAXIMUM IN
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FASTENER LENGTH: 1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
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THREAD LENGTH: 0.875 INCHES MINIMUM IN
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HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
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MATERIAL DOCUMENT AND CLASSIFICATION: SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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NOMINAL THREAD DIAMETER: 0.312 INCHES IN
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HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.211 INCHES MAXIMUM IN
FASTENER LENGTH1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
THREAD LENGTH0.875 INCHES MINIMUM IN
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.500 INCHES MAXIMUM IN
THREAD CLASS2A A
SUBSTITUTES & CROSS-REFERENCES 1
5-16-18X1-1-2INSTEELSCREWCAPHEXReference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 604535?
604535 is a SPRING,HELICAL,COMPRESSION.
What parts can replace 604535?
There is 1 known substitute for 604535: 5-16-18X1-1-2INSTEELSCREWCAPHEX. Substitute compatibility should be verified for your specific system.
What is the NSN for 604535?
604535 is cataloged in the U.S. Government catalog under NSN 5305-00-270-0270. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.