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74A330830-1001 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

74A330830-1001: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, rising_pin: NOT INCLUDED, knuckle_type: FRICTION, pin_diameter: 0.089 INCHES NOMINAL IN, overall_length: 3.150 INCHES NOMINAL IN, performance_type: NOT RATED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-125-8080, 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
74A330830-1001
NSN: 5340-01-125-8080
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
rising_pinNOT INCLUDED
knuckle_typeFRICTION
pin_diameter0.089 INCHES NOMINAL IN
overall_length3.150 INCHES NOMINAL IN
knuckle_quantity7
performance_typeNOT RATED
pin_removabilityREMOVABLE
style_designatorBUTT
surface_treatmentUNABLE TO DECODE
material_thickness0.080 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
NSN5340-01-125-8080
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74A330830-1001 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
KEY FEATURES
•
PIN DIAMETER: 0.089 INCHES NOMINAL IN
•
REVERSIBLE FEATURE: NOT INCLUDED
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: UNABLE TO DECODE
•
STYLE DESIGNATOR: BUTT
•
PIN CENTER TO BODY EDGE DISTANCE: 1.200 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.080 INCHES NOMINAL IN
•
PIN REMOVABILITY: REMOVABLE
TECHNICAL CHARACTERISTICS
PIN DIAMETER0.089 INCHES NOMINAL IN
REVERSIBLE FEATURENOT INCLUDED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
STYLE DESIGNATORBUTT
OVERALL LENGTH3.150 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE1.200 INCHES NOMINAL IN
MATERIAL THICKNESS0.080 INCHES NOMINAL IN
PIN REMOVABILITYREMOVABLE
KNUCKLE QUANTITY7
SURFACE TREATMENTUNABLE TO DECODE
SUBSTITUTES & CROSS-REFERENCES 1
10112478Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 74A330830-1001?
74A330830-1001 is a HINGE,BUTT.
What parts can replace 74A330830-1001?
There is 1 known substitute for 74A330830-1001: 10112478. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A330830-1001?
74A330830-1001 is cataloged in the U.S. Government catalog under NSN 5340-01-125-8080. 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.