PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21125-1001-1Plunger,actuator

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4810-01-415-7352 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-415-7352 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-415-7352. Primary manufacturer part number: 21125-1001-1.
Features
  • Plunger,actuator — FSC 4810
  • Material: ALUMINUM ALLOY
  • 3 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Plunger,actuator, cataloged under National Stock Number 4810-01-415-7352, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-415-7352
Primary Part Number21125-1001-1
Item NamePlunger,actuator
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
MaterialALUMINUM ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-006-817221125 INTERCHANGEABLE
Nut,plain,hexagon
Industrial Technologies and Services Llc
4920-01-019-99433-7019 INTERCHANGEABLE
Barrel,pump,valve
Chapin R E Mfg Works Inc
5310-01-212-601321125 INTERCHANGEABLE
Nut Check
Parker Hannifin Corporation Div Hydraulic Systems Division
4320-01-408-7254D-5081-65-2482 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Buffaloes Fire Pump Inc. Dba R B Pump Co
4810-01-414-806021125-002 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-415-385121125-1003-1 INTERCHANGEABLE
Alignment,rod
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21125-1001-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21125 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21125-8 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
5310-00-006-8172INTERCHANGEABLE
NUT,PLAIN,HEXAGON
21125
4920-01-019-9943INTERCHANGEABLE
BARREL,PUMP,VALVE
3-7019
5310-01-212-6013INTERCHANGEABLE
NUT CHECK
21125
4320-01-408-7254INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
D-5081-65-2482
4810-01-414-8060INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21125-002
4820-01-415-3851INTERCHANGEABLE
ALIGNMENT,ROD
21125-1003-1

Frequently Asked Questions

What is NSN 4810-01-415-7352?

NSN 4810-01-415-7352 is a Plunger,actuator, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-415-7352?

NSN 4810-01-415-7352 has 3 cross-referenced part numbers: 21125-1001-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21125 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21125-8 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4810-01-415-7352?

There are 6 known substitutes for 4810-01-415-7352: 5310-00-006-8172, 4920-01-019-9943, 5310-01-212-6013 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21125-1001-1?

Key specifications for 21125-1001-1: Special Features: NEXT HIGHER ASSEMBLY, SARGENT CONTROLS VALVE ASSEMBLY SIZE 1, P/N 21125-002; Material: ALUMINUM ALLOY; End Item Identification: SEAWOLF CLASS SSN. 3 total characteristics are documented in the Federal Logistics Information System.

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