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MS20257C4-450 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS20257C4-450: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include knuckle_type: FRICTION, pin_diameter: 0.118 INCHES NOMINAL IN, pin_tip_style: CONE, overall_length: 4.500 INCHES NOMINAL IN, performance_type: LIGHT DUTY, pin_removability: NONREMOVABLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-282-3753, 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
MS20257C4-450
NSN: 5340-00-282-3753
NIINs: 002823753, 012732863
FSC: 5340 — Hardware, Commercial
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
knuckle_typeFRICTION
pin_diameter0.118 INCHES NOMINAL IN
pin_tip_styleCONE
overall_length4.500 INCHES NOMINAL IN
knuckle_quantity8
performance_typeLIGHT DUTY
pin_removabilityNONREMOVABLE
style_designatorBUTT
material_thickness0.062 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
hinge_mounting_typeFULL MORTISE
pin_center_to_body_edge_distance0.093 INCHES NOMINAL IN
NSN5340-00-282-3753
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS20257C4-450 MFR: OEM ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 9
MS20257C4-1500Reference document
Same NSN cross-reference
Reference document — Secondary reference
790834-02Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS20257Reference document
Same NSN cross-reference
Reference document — Identification reference
640-1485-002Reference document
Same NSN cross-reference
Reference document — Secondary reference
355737-1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AN257C4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS20257C4-450?
MS20257C4-450 is a HINGE,BUTT.
What parts can replace MS20257C4-450?
There are 9 known substitutes for MS20257C4-450: MS20257C4-1500, 790834-02, MS20257 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS20257C4-450?
MS20257C4-450 is cataloged in the U.S. Government catalog under NSN 5340-00-282-3753. 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.