PartsTable
Technical Data Sheet
S050-057 ✓ 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,BUTT is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, body_width: 4.000 INCHES NOMINAL IN, rising_pin: NOT INCLUDED, knuckle_type: FRICTION, pin_tip_style: OVAL HEAD, performance_type: HEAVY DUTY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-664-1326, 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
S050-057
NSN: 5340-00-664-1326
FSC: 5340
CAGE: 76377 — STANLEY INDUSTRIAL & AUTOMOTIVE LLC (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
body_width4.000 INCHES NOMINAL IN
rising_pinNOT INCLUDED
knuckle_typeFRICTION
pin_tip_styleOVAL HEAD
knuckle_quantity5
performance_typeHEAVY DUTY
pin_removabilityREMOVABLE
style_designatorBUTT
surface_treatmentUNABLE TO DECODE
material_thickness0.130 INCHES NOMINAL IN
reversible_featureNOT INCLUDED
NSN5340-00-664-1326
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S050-057 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 TIP STYLE: OVAL HEAD
RISING PIN: NOT INCLUDED
PERFORMANCE TYPE: HEAVY DUTY
KNUCKLE QUANTITY: 5
PIN REMOVABILITY: REMOVABLE
HINGE MOUNTING TYPE: FULL MORTISE
MOUNTING HOLE QUANTITY: 8
STYLE DESIGNATOR: BUTT
TECHNICAL CHARACTERISTICS (FLIS)
PIN TIP STYLEOVAL HEAD
RISING PINNOT INCLUDED
PERFORMANCE TYPEHEAVY DUTY
KNUCKLE QUANTITY5
PIN REMOVABILITYREMOVABLE
HINGE MOUNTING TYPEFULL MORTISE
MOUNTING HOLE QUANTITY8
STYLE DESIGNATORBUTT
MATERIALUNABLE TO DECODE
MATERIALUNABLE TO DECODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
BHMA-A156.20Upgraded Successor
successor cross-reference
successor
MS27970-26Upgraded Successor
successor cross-reference
successor
FFH116Upgraded Successor
successor cross-reference
successor
ANSI A156.1 A8133Upgraded Successor
successor cross-reference
successor
A-A-218Upgraded Successor
successor cross-reference
successor
BHMA-A156.1 A2133 3-1/2INUpgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S050-057?
S050-057 is a HINGE,BUTT.
What parts can replace S050-057?
There are 19 known substitutes for S050-057: BHMA-A156.20, MS27970-26, FFH116 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S050-057?
S050-057 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-664-1326. This indicates validated use in U.S. government and defense supply chains.
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