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Technical Data Sheet
PartsTable / COMPONENT / 387928-1
387928-1 ✓ 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 SHOCK ABSORBER,DIRECT ACTION is a the manufacturer industrial component. Key specifications include operation_method: HYDRAULIC, nominal_extended_length: 11.921 INCHES IN, nominal_compressed_length: 7.514 INCHES IN, piston_end_connection_style: RING, cylinder_end_connection_style: RING, piston_end_nominal_inside_diameter: 1.250 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-008-5810, 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
387928-1
NSN: 5340-00-008-5810
FSC: 5340
CAGE: 00752 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORP DIV ANTENNA PRODUCTS (USA)
SPECIFICATIONS
operation_methodHYDRAULIC
nominal_extended_length11.921 INCHES IN
nominal_compressed_length7.514 INCHES IN
piston_end_connection_styleRING
cylinder_end_connection_styleRING
piston_end_nominal_inside_diameter1.250 INCHES IN
cylinder_end_nominal_inside_diameter1.250 INCHES IN
NSN5340-00-008-5810
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 387928-1 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
•
MATERIAL THICKNESS: 0.075 INCHES NOMINAL IN
•
HINGE MOUNTING TYPE: FULL SURFACE
•
KNUCKLE QUANTITY: 2
•
PIN CENTER TO BODY EDGE DISTANCE: 0.844 INCHES NOMINAL IN
•
STYLE DESIGNATOR: BUTT
•
KNUCKLE TYPE: FRICTION
•
REVERSIBLE FEATURE: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL THICKNESS0.075 INCHES NOMINAL IN
HINGE MOUNTING TYPEFULL SURFACE
KNUCKLE QUANTITY2
SPECIAL FEATURES0.187 IN. DIA PIN IN
PIN CENTER TO BODY EDGE DISTANCE0.844 INCHES NOMINAL IN
STYLE DESIGNATORBUTT
KNUCKLE TYPEFRICTION
REVERSIBLE FEATURENOT INCLUDED
MATERIALUNABLE TO DECODE
PIN REMOVABILITYNONREMOVABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
4057093Interchangeable
interchangeable cross-reference
interchangeable
1176Interchangeable
interchangeable cross-reference
interchangeable
AW47Interchangeable
interchangeable cross-reference
interchangeable
NHAL802-187CRESPINInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 387928-1?
387928-1 is a SHOCK ABSORBER,DIRECT ACTION.
What parts can replace 387928-1?
There are 4 known substitutes for 387928-1: 4057093, 1176, AW47 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 387928-1?
387928-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-008-5810. 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