PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23708Head Assembly,valve

Spirax Sarco Inc Dba Spirax Sarco · NSN 4820-01-282-4951 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-282-4951 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-282-4951. Primary manufacturer part number: 23708.
Features
  • Head Assembly,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Spirax Sarco Inc Dba Spirax Sarco
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Head Assembly,valve, cataloged under National Stock Number 4820-01-282-4951, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHead Assembly,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersSpirax Sarco Inc Dba Spirax Sarco (CAGE 53059)
Technical Specifications
ParameterValue
NSN4820-01-282-4951
Primary Part Number23708
Item NameHead Assembly,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSpirax Sarco Inc Dba Spirax Sarco
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-641-098612506 INTERCHANGEABLE
Seal,plain Encased
Garwood/feller Inc Garwood Winch Div
5985-01-012-809523708 INTERCHANGEABLE
Dummy Load,electrical
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5905-01-167-69757648736P13 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Lockheed Martin Corporation Div Rms
5330-01-307-8748 INTERCHANGEABLE
Packing Assembly
Cross-Reference Index
Part NumberManufacturer
23708 PRIMARY Spirax Sarco Inc Dba Spirax Sarco (USA)
Related Parts
5330-00-641-0986INTERCHANGEABLE
SEAL,PLAIN ENCASED
12506
5985-01-012-8095INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
23708
5905-01-167-6975INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
7648736P13
5330-01-307-8748INTERCHANGEABLE
PACKING ASSEMBLY

Frequently Asked Questions

What is NSN 4820-01-282-4951?

NSN 4820-01-282-4951 is a Head Assembly,valve, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-282-4951?

NSN 4820-01-282-4951 has 1 cross-referenced part number: 23708 (Spirax Sarco Inc Dba Spirax Sarco).

What NSN replaces 4820-01-282-4951?

There are 4 known substitutes for 4820-01-282-4951: 5330-00-641-0986, 5985-01-012-8095, 5905-01-167-6975 and 1 more. Verify interchangeability with system specifications before substitution.

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