PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21327-801-1Damper,valve

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · NSN 4810-01-406-2591 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-406-2591 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-406-2591. Primary manufacturer part number: 21327-801-1.
Features
  • Damper,valve — FSC 4810
  • 5 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Damper,valve, cataloged under National Stock Number 4810-01-406-2591, 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. This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-406-2591
Primary Part Number21327-801-1
Item NameDamper,valve
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6515-01-590-6040212.125 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5935-01-595-4282 INTERCHANGEABLE
Adapter,electrical Receptacle,qu
Cross-Reference Index
Part NumberManufacturer
21327-801-1 PRIMARY Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21212-5 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21327-801 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21837 FIND 7 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21212 Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
Related Parts
6515-01-590-6040INTERCHANGEABLE
SCREW,BONE
212.125
5935-01-595-4282INTERCHANGEABLE
ADAPTER,ELECTRICAL RECEPTACLE,QU

Frequently Asked Questions

What is NSN 4810-01-406-2591?

NSN 4810-01-406-2591 is a Damper,valve, 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 4810-01-406-2591?

NSN 4810-01-406-2591 has 5 cross-referenced part numbers: 21327-801-1 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21212-5 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21327-801 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21837 FIND 7 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21212 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4810-01-406-2591?

There are 2 known substitutes for 4810-01-406-2591: 6515-01-590-6040, 5935-01-595-4282. Verify interchangeability with system specifications before substitution.

What are the specifications of 21327-801-1?

Key specifications for 21327-801-1: End Item Identification: VALVE,LINEAR,DIRECTIONAL CONTROL;SARGENT CONTROLS,P/N 21212-002.. 1 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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