PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53A68A110Retainer,valve

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1040-00-938-3751 · FSC 1040 · No Item Name Available
Verified by PartsTable
NSN 1040-00-938-3751 — this item is cataloged by the U.S. Government under National Stock Number 1040-00-938-3751. Primary manufacturer part number: 53A68A110.
Features
  • Retainer,valve — FSC 1040
  • 3 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Retainer,valve, cataloged under National Stock Number 1040-00-938-3751, is classified within Federal Supply Class 1040 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,valve
FSC / FSG1040 — No Item Name Available (FSG 10)
ManufacturersNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); L3harris Technologies, Inc. Div Space and Airborne Systems (CAGE 82340); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)
Technical Specifications
ParameterValue
NSN1040-00-938-3751
Primary Part Number53A68A110
Item NameRetainer,valve
FSC / FSG1040 / 10 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4320-00-035-892215389 INTERCHANGEABLE
Shaft Assembly,pump
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
2805-00-354-6349805036A INTERCHANGEABLE
Valve,poppet,engine
Dresser, Llc
3120-01-179-4187H14582 INTERCHANGEABLE
Bearing,washer,thrust
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
5950-01-416-820805023 INTERCHANGEABLE
Reactor
Magnetika Inc
5120-01-680-791715389 INTERCHANGEABLE
Key Set,socket Head Screw
Bondhus Corp
Cross-Reference Index
Part NumberManufacturer
53A68A110 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
15389 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
53A68A110 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
4320-00-035-8922INTERCHANGEABLE
SHAFT ASSEMBLY,PUMP
15389
2805-00-354-6349INTERCHANGEABLE
VALVE,POPPET,ENGINE
805036A
3120-01-179-4187INTERCHANGEABLE
BEARING,WASHER,THRUST
H14582
5950-01-416-8208INTERCHANGEABLE
REACTOR
05023
5120-01-680-7917INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
15389

Frequently Asked Questions

What is NSN 1040-00-938-3751?

NSN 1040-00-938-3751 is a Retainer,valve, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1040 (No Item Name Available). Status: active.

What are the part numbers for NSN 1040-00-938-3751?

NSN 1040-00-938-3751 has 3 cross-referenced part numbers: 53A68A110 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 15389 (L3harris Technologies, Inc. Div Space and Airborne Systems), 53A68A110 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 1040-00-938-3751?

There are 5 known substitutes for 1040-00-938-3751: 4320-00-035-8922, 2805-00-354-6349, 3120-01-179-4187 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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