PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

293858PC1Valve,relief

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1020-00-344-5153 · FSC 1020 · No Item Name Available
Verified by PartsTable
NSN 1020-00-344-5153 — this item is cataloged by the U.S. Government under National Stock Number 1020-00-344-5153. Primary manufacturer part number: 293858PC1.
Features
  • Valve,relief — FSC 1020
  • 3 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,relief, cataloged under National Stock Number 1020-00-344-5153, is classified within Federal Supply Class 1020 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. This item has 3 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: Active.

Catalog Facts
Item NameValve,relief
FSC / FSG1020 — No Item Name Available (FSG 10)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 62983); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)
Technical Specifications
ParameterValue
NSN1020-00-344-5153
Primary Part Number293858PC1
Item NameValve,relief
FSC / FSG1020 / 10 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5310-00-571-970956494 INTERCHANGEABLE
Washer,flat
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
6645-01-102-81274867466-7 INTERCHANGEABLE
Meter,time Totalizing
Kalmar AC Inc
5365-01-321-339656494 INTERCHANGEABLE
Plug,machine Thread
Altra Industrial Motion Corp.
Cross-Reference Index
Part NumberManufacturer
B56494 Eaton Aerospace, Llc Dba Jackson South (USA)
293858PC1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
56494 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5310-00-571-9709INTERCHANGEABLE
WASHER,FLAT
56494
6645-01-102-8127INTERCHANGEABLE
METER,TIME TOTALIZING
4867466-7
5365-01-321-3396INTERCHANGEABLE
PLUG,MACHINE THREAD
56494

Frequently Asked Questions

What is NSN 1020-00-344-5153?

NSN 1020-00-344-5153 is a Valve,relief, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1020 (No Item Name Available). Status: active.

What are the part numbers for NSN 1020-00-344-5153?

NSN 1020-00-344-5153 has 3 cross-referenced part numbers: B56494 (Eaton Aerospace, Llc Dba Jackson South), 293858PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 56494 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 1020-00-344-5153?

There are 3 known substitutes for 1020-00-344-5153: 5310-00-571-9709, 6645-01-102-8127, 5365-01-321-3396. Verify interchangeability with system specifications before substitution.

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