PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2500-01Valve,safety Relief

Smr Acquisition Llc · NSN 4820-01-317-9119 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-317-9119 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-317-9119. Primary manufacturer part number: 2500-01.
Features
  • Valve,safety Relief — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Smr Acquisition Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-317-9119, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Smr Acquisition Llc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersNellcor Puritan Benn System Co (CAGE 83564); Smr Acquisition Llc (CAGE 0ACH0); The Boeing Company (CAGE 88277)
Technical Specifications
ParameterValue
NSN4820-01-317-9119
Primary Part Number2500-01
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSmr Acquisition Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-072-3756250001 INTERCHANGEABLE
Plug Assembly,sealing
The Lee Co Dba the Lee Co
6625-00-978-3341250-001 INTERCHANGEABLE
Panel,voltmeter
Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services
5340-01-014-2800PLGA2500010 INTERCHANGEABLE
Plug Assembly,sealing
The Lee Co Dba the Lee Co
3110-01-051-2509250001 INTERCHANGEABLE
Bearing,ball,annular
Rotron Incorporated
4935-01-096-73042500-01 INTERCHANGEABLE
Universal Stand
W.w. Grainger, Inc. Div Government Sales Division
5965-01-233-8607A3028502 INTERCHANGEABLE
Handset
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2910-01-318-7425250001 INTERCHANGEABLE
Plug
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
4730-01-331-430925000-1 INTERCHANGEABLE
Mender,hose
Rockwell Collins Inc
4820-01-391-0728 INTERCHANGEABLE
Valve,safety Relief
6105-01-416-7668 INTERCHANGEABLE
Motor,former Vacuum
Cross-Reference Index
Part NumberManufacturer
2500-01 Nellcor Puritan Benn System Co (USA)
2500-01 PRIMARY Smr Acquisition Llc (USA)
17B1N4021-501 The Boeing Company (USA)
Related Parts
5340-00-072-3756INTERCHANGEABLE
PLUG ASSEMBLY,SEALING
250001
6625-00-978-3341INTERCHANGEABLE
PANEL,VOLTMETER
250-001
5340-01-014-2800INTERCHANGEABLE
PLUG ASSEMBLY,SEALING
PLGA2500010
3110-01-051-2509INTERCHANGEABLE
BEARING,BALL,ANNULAR
250001
4935-01-096-7304INTERCHANGEABLE
UNIVERSAL STAND
2500-01
5965-01-233-8607INTERCHANGEABLE
HANDSET
A3028502
2910-01-318-7425INTERCHANGEABLE
PLUG
250001
4730-01-331-4309INTERCHANGEABLE
MENDER,HOSE
25000-1
4820-01-391-0728INTERCHANGEABLE
VALVE,SAFETY RELIEF
6105-01-416-7668INTERCHANGEABLE
MOTOR,FORMER VACUUM
5831-01-530-0657INTERCHANGEABLE
PUBLIC ADDRESS GROUP
250-001
5340-01-580-7280INTERCHANGEABLE
PLATE,MOUNTING
8644821

Frequently Asked Questions

What is NSN 4820-01-317-9119?

NSN 4820-01-317-9119 is a Valve,safety Relief, manufactured by Smr Acquisition Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-317-9119?

NSN 4820-01-317-9119 has 3 cross-referenced part numbers: 2500-01 (Nellcor Puritan Benn System Co), 2500-01 (Smr Acquisition Llc), 17B1N4021-501 (The Boeing Company).

What NSN replaces 4820-01-317-9119?

There are 12 known substitutes for 4820-01-317-9119: 5340-00-072-3756, 6625-00-978-3341, 5340-01-014-2800 and 9 more. Verify interchangeability with system specifications before substitution.

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