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PartsTable / COMPONENT / A309810
A309810 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The HINGE,STRAP is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_width: 0.560 INCHES NOMINAL IN, knuckle_type: FRICTION, coating_method: PLATED BODY, performance_type: NOT RATED, surface_treatment: NICKEL AND CHROMIUM BODY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-273-2370, 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
A309810
NSN: 5340-01-273-2370
FSC: 5340
CAGE: 16603 — CONTROL FLOW, INC. DBA WESTECH HEAVY MACHINERY DIVISION DIV WESTECH HEAVY MACHINERY DIVISION (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_width0.560 INCHES NOMINAL IN
knuckle_typeFRICTION
coating_methodPLATED BODY
knuckle_quantity2
performance_typeNOT RATED
surface_treatmentNICKEL AND CHROMIUM BODY
reversible_featureNOT INCLUDED
hinge_mounting_typeFULL SURFACE
mounting_hole_quantity4
pin_center_to_body_edge_distance5.400 INCHES NOMINAL IN
NSN5340-01-273-2370
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A309810 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: 4
•
KNUCKLE QUANTITY: 2
•
COATING METHOD: PLATED BODY
•
MATERIAL: COPPER ALLOY BODY
•
BODY WIDTH: 0.560 INCHES NOMINAL IN
•
PIN CENTER TO BODY EDGE DISTANCE: 5.400 INCHES NOMINAL IN
•
KNUCKLE TYPE: FRICTION
•
REVERSIBLE FEATURE: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE QUANTITY4
KNUCKLE QUANTITY2
COATING METHODPLATED BODY
MATERIALCOPPER ALLOY BODY
BODY WIDTH0.560 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE5.400 INCHES NOMINAL IN
KNUCKLE TYPEFRICTION
REVERSIBLE FEATURENOT INCLUDED
PERFORMANCE TYPENOT RATED
HINGE MOUNTING TYPEFULL SURFACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
7621Interchangeable
interchangeable cross-reference
interchangeable
59115D27-37CInterchangeable
interchangeable cross-reference
interchangeable
TC-111Interchangeable
interchangeable cross-reference
interchangeable
543-2929-002Interchangeable
interchangeable cross-reference
interchangeable
459099Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-1/1428Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A309810?
A309810 is a HINGE,STRAP.
What parts can replace A309810?
There are 10 known substitutes for A309810: 7621, 59115D27-37C, TC-111 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A309810?
A309810 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-273-2370. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026