PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S273TIPM10Valve,check

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 4820-00-554-8477 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-554-8477 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-554-8477. Primary manufacturer part number: S273TIPM10.
Features
  • Valve,check — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-00-554-8477, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Circor Aerospace, Inc. Dba Circor Aerospace Inc (CAGE 91816); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H)
Technical Specifications
ParameterValue
NSN4820-00-554-8477
Primary Part NumberS273TIPM10
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-01-336-9523P40356 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Ramrod Industries Llc
Cross-Reference Index
Part NumberManufacturer
866060 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
S273TIPM10 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
P40-356 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
4820PL1325727 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5330-01-336-9523INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
P40356

Frequently Asked Questions

What is NSN 4820-00-554-8477?

NSN 4820-00-554-8477 is a Valve,check, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-554-8477?

NSN 4820-00-554-8477 has 4 cross-referenced part numbers: 866060 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), S273TIPM10 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), P40-356 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 4820PL1325727 (Jednolity Indeks Materialowy - Uniform Material Index).

What NSN replaces 4820-00-554-8477?

There is 1 known substitute for 4820-00-554-8477: 5330-01-336-9523. Verify interchangeability with system specifications before substitution.

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