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34012-7 — SPRING,HELICAL,TORSION

✓ Government record, cited
Legrand · ORING SEAL
PRODUCT OVERVIEW

34012-7: SPRING,HELICAL,TORSION.

The SPRING,HELICAL,TORSION is a Legrand industrial component. Key specifications include material: STEEL COMP 1080 OVERALL, end_style: ONE HOOK END FIRST END, hook_radius: 0.068 INCHES NOMINAL OVERALL IN, inside_diameter: 0.220 INCHES NOMINAL IN, style_designator: SINGLE TORSION LEFT HAND, spring_free_length: 0.260 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-298-0254, 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
34012-7
NSN: 5331-00-298-0254
NIINs: 002980254, 009298903
FSC: 5331 — O-ring
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL COMP 1080 OVERALL
end_styleONE HOOK END FIRST END
hook_radius0.068 INCHES NOMINAL OVERALL IN
inside_diameter0.220 INCHES NOMINAL IN
style_designatorSINGLE TORSION LEFT HAND
spring_free_length0.260 INCHES NOMINAL IN
coil_helix_directionLEFT-HAND
end_angular_relationshipENDS ANGLED ONE TO OTHER
spring_free_outside_diameter0.344 INCHES NOMINAL IN
material_document_and_classificationAMS 5110 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
end_length_from_second_bend_to_third_bend_or_end0.200 INCHES NOMINAL OVERALL IN
NSN5331-00-298-0254
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 34012-7 MFR: Legrand ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 14.435 INCHES MINIMUM AND 14.505 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
CENTER HOLE DIAMETER14.435 INCHES MINIMUM AND 14.505 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 6
2-458 N103-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SAE-AS29513-458Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE-AS29513Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2-458 N602-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS29513-458Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS29513-458Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 34012-7?
34012-7 is a SPRING,HELICAL,TORSION manufactured by Legrand.
What parts can replace 34012-7?
There are 6 known substitutes for 34012-7: 2-458 N103-70, SAE-AS29513-458, SAE-AS29513 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 34012-7?
34012-7 is cataloged in the U.S. Government catalog under NSN 5331-00-298-0254. This indicates validated use in U.S. government and defense supply chains.
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