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PartsTable / COMPONENT / BHMA A156.1
BHMA A156.1 ✓ 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 BHMA A156.1 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-223-4174, 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
BHMA A156.1
NSN: 5340-00-223-4174
FSC: 5340
CAGE: 41280 — BUILDERS HARDWARE MFRS ASSN INC (USA)
SPECIFICATIONS
Part NumberBHMA A156.1
NSN5340-00-223-4174
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BHMA A156.1 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
•
PIN CENTER TO BODY EDGE DISTANCE: 1.062 INCHES NOMINAL IN
•
PIN REMOVABILITY: NONREMOVABLE
•
MOUNTING HOLE DIAMETER: 0.169 INCHES NOMINAL IN
•
REVERSIBLE FEATURE: NOT INCLUDED
•
BODY WIDTH: 3.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.064 INCHES NOMINAL IN
•
HINGE MOUNTING TYPE: FULL SURFACE
•
KNUCKLE TYPE: FRICTION
TECHNICAL CHARACTERISTICS (FLIS)
PIN CENTER TO BODY EDGE DISTANCE1.062 INCHES NOMINAL IN
PIN REMOVABILITYNONREMOVABLE
MOUNTING HOLE DIAMETER0.169 INCHES NOMINAL IN
REVERSIBLE FEATURENOT INCLUDED
BODY WIDTH3.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.064 INCHES NOMINAL IN
HINGE MOUNTING TYPEFULL SURFACE
KNUCKLE TYPEFRICTION
PERFORMANCE TYPENOT RATED
STYLE DESIGNATORBUTT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
02162Interchangeable
interchangeable cross-reference
interchangeable
24363Interchangeable
interchangeable cross-reference
interchangeable
ANSI A156.1 A8333Interchangeable
interchangeable cross-reference
interchangeable
BHMA-A156.1 A8173 3INInterchangeable
interchangeable cross-reference
interchangeable
BHMA-A156.1Interchangeable
interchangeable cross-reference
interchangeable
FFH116BAMEND2TYPE2027Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BHMA A156.1?
BHMA A156.1 is a BHMA A156.1.
What parts can replace BHMA A156.1?
There are 24 known substitutes for BHMA A156.1: 02162, 24363, ANSI A156.1 A8333 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BHMA A156.1?
BHMA A156.1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-223-4174. 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