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Technical Data Sheet
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76421 — SPRING,HELICAL,EXTENSION

✓ Government record, cited
Hotpoint · BOLT SCREW
PRODUCT OVERVIEW

76421: SPRING,HELICAL,EXTENSION.

The SPRING,HELICAL,EXTENSION is a Hotpoint industrial component. Key specifications include material: STEEL OVERALL, end_style: MACHINE FULL HOOK BOTH ENDS, design_type: CLOSED, hook_radius: 0.066 INCHES NOMINAL BOTH ENDS IN, opening_width: 0.062 INCHES NOMINAL BOTH ENDS IN, inside_diameter: 0.133 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-254-4263, 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
76421
NSN: 5305-00-254-4263
NIINs: 002544263, 004723158
FSC: 5305 — Screws
CAGE: 29201 — JOHN DEER CONSUMER PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleMACHINE FULL HOOK BOTH ENDS
design_typeCLOSED
hook_radius0.066 INCHES NOMINAL BOTH ENDS IN
opening_width0.062 INCHES NOMINAL BOTH ENDS IN
inside_diameter0.133 INCHES NOMINAL IN
style_designatorCYLINDRICAL
surface_treatmentOXIDE OVERALL
spring_free_length0.375 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
spring_free_outside_diameter0.167 INCHES NOMINAL IN
NSN5305-00-254-4263
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 76421 · Hotpoint ⚠ 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 76421?
76421 is a SPRING,HELICAL,EXTENSION manufactured by Hotpoint.
What is the NSN for 76421?
76421 is cataloged in the U.S. Government catalog under NSN 5305-00-254-4263. This indicates validated use in U.S. government and defense supply chains.
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