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321A106-1 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

321A106-1: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include knuckle_type: FRICTION, overall_length: 7.00 INCHES NOMINAL IN, knuckle_quantity: 13, performance_type: NOT RATED, pin_removability: NONREMOVABLE, style_designator: BUTT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-632-4298, 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
321A106-1
NSN: 5340-01-632-4298
FSC: 5340 — Hardware, Commercial
CAGE: 03640 — LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS (USA)
SPECIFICATIONS
knuckle_typeFRICTION
overall_length7.00 INCHES NOMINAL IN
knuckle_quantity13
performance_typeNOT RATED
pin_removabilityNONREMOVABLE
style_designatorBUTT
material_thickness0.06 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
mounting_hole_diameter0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
mounting_hole_quantity12
pin_center_to_body_edge_distance0.75 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyHINGE,BUTT
NSN5340-01-632-4298
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 321A106-1 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
•
MOUNTING HOLE QUANTITY: 12
•
REVERSIBLE FEATURE: NOT INCLUDED
•
STYLE DESIGNATOR: BUTT
•
MOUNTING HOLE DIAMETER: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
•
PIN CENTER TO BODY EDGE DISTANCE: 0.75 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.06 INCHES NOMINAL IN
•
PIN REMOVABILITY: NONREMOVABLE
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY12
REVERSIBLE FEATURENOT INCLUDED
STYLE DESIGNATORBUTT
MOUNTING HOLE DIAMETER0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
OVERALL LENGTH7.00 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE0.75 INCHES NOMINAL IN
MATERIAL THICKNESS0.06 INCHES NOMINAL IN
PIN REMOVABILITYNONREMOVABLE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.25 INCHES NOMINAL IN
KNUCKLE QUANTITY13
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 321A106-1?
321A106-1 is a HINGE,BUTT.
What is the NSN for 321A106-1?
321A106-1 is cataloged in the U.S. Government catalog under NSN 5340-01-632-4298. This indicates validated use in U.S. government and defense supply chains.
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