PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-2177525-C1B1AFValve,angle

Naval Ship Systems Command · NSN 4820-01-609-7053 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-609-7053 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-609-7053. Primary manufacturer part number: 803-2177525-C1B1AF.
Features
  • Valve,angle — FSC 4820
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 1 verified cross-reference
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,angle, cataloged under National Stock Number 4820-01-609-7053, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN4820-01-609-7053
Primary Part Number803-2177525-C1B1AF
Item NameValve,angle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-00-145-7360 INTERCHANGEABLE
Valve,angle
4820-01-554-0912803-2177525-C1B1AF INTERCHANGEABLE
Valve,angle
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
803-2177525-C1B1AF Naval Ship Systems Command (USA)
Related Parts
4820-00-145-7360INTERCHANGEABLE
VALVE,ANGLE
4820-01-554-0912INTERCHANGEABLE
VALVE,ANGLE
803-2177525-C1B1AF

Frequently Asked Questions

What is NSN 4820-01-609-7053?

NSN 4820-01-609-7053 is a Valve,angle, manufactured by Naval Ship Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-609-7053?

NSN 4820-01-609-7053 has 1 cross-referenced part number: 803-2177525-C1B1AF (Naval Ship Systems Command).

What NSN replaces 4820-01-609-7053?

There are 2 known substitutes for 4820-01-609-7053: 4820-00-145-7360, 4820-01-554-0912. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-2177525-C1B1AF?

Key specifications for 803-2177525-C1B1AF: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com