PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

183748Cap,felief Valve As

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 2810-00-037-6397 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-037-6397 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-037-6397. Primary manufacturer part number: 183748.
Features
  • Cap,felief Valve As — FSC 2810
  • 4 verified cross-references
  • Primary manufacturer: Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Cap,felief Valve As, cataloged under National Stock Number 2810-00-037-6397, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameCap,felief Valve As
FSC / FSG2810 — No Item Name Available (FSG 28)
ManufacturersPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAGE 00198); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445)
Technical Specifications
ParameterValue
NSN2810-00-037-6397
Primary Part Number183748
Item NameCap,felief Valve As
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
3110-00-155-67361210MF INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
6625-01-290-70298699 INTERCHANGEABLE
Radiation Monitor
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5915-01-366-26198699 INTERCHANGEABLE
Filter,band Pass
Thales Defense & Security Inc Dba Thales Communications Inc
Cross-Reference Index
Part NumberManufacturer
183748 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
8699 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
8699 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
183748 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
3110-00-155-6736INTERCHANGEABLE
BEARING,BALL,ANNULAR
1210MF
6625-01-290-7029INTERCHANGEABLE
RADIATION MONITOR
8699
5915-01-366-2619INTERCHANGEABLE
FILTER,BAND PASS
8699

Frequently Asked Questions

What is NSN 2810-00-037-6397?

NSN 2810-00-037-6397 is a Cap,felief Valve As, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2810-00-037-6397?

NSN 2810-00-037-6397 has 4 cross-referenced part numbers: 183748 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 8699 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 8699 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 183748 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 2810-00-037-6397?

There are 3 known substitutes for 2810-00-037-6397: 3110-00-155-6736, 6625-01-290-7029, 5915-01-366-2619. Verify interchangeability with system specifications before substitution.

Is NSN 2810-00-037-6397 still in active supply?

NSN 2810-00-037-6397 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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