PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1757Valve,relief,pressure and Temper

Pneudraulics, Inc. · NSN 4820-01-121-9174 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-121-9174 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-121-9174. Primary manufacturer part number: 1757.
Features
  • Valve,relief,pressure and Temper — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Pneudraulics, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-121-9174, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pneudraulics, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, 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,relief,pressure and Temper
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersPneudraulics, Inc. (CAGE 06177)
Technical Specifications
ParameterValue
NSN4820-01-121-9174
Primary Part Number1757
Item NameValve,relief,pressure and Temper
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPneudraulics, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5136-00-180-054801243 INTERCHANGEABLE
Diestock
Greenfield Industries Inc
5962-00-423-60851757 INTERCHANGEABLE
Microcircuit,linear
Modular Devices Inc Dba Modular Devices Inc
6150-00-424-53391757 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Mission Systems Davenport Inc.
2520-00-521-6186332 INTERCHANGEABLE
Parts Kit,universal Joint
Precision Universal Joint Corp
2530-00-737-7038F3630 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Automotive Parts Co
5910-00-809-5473294921REVC INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
L3harris Cincinnati Electronics Corporation
5975-00-925-93158821 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
4910-00-980-01981757A INTERCHANGEABLE
Case,grinding Kit
Sioux Tools Inc
3449-00-998-5420 INTERCHANGEABLE
Marking Machine,metal
4820-01-235-900920-01757 INTERCHANGEABLE
Stem,fluid Valve
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
1757 PRIMARY Pneudraulics, Inc. (USA)
Related Parts
5136-00-180-0548INTERCHANGEABLE
DIESTOCK
01243
5962-00-423-6085INTERCHANGEABLE
MICROCIRCUIT,LINEAR
1757
6150-00-424-5339INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
1757
2520-00-521-6186INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
332
2530-00-737-7038INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
F3630
5910-00-809-5473INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
294921REVC
5975-00-925-9315INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
8821
4910-00-980-0198INTERCHANGEABLE
CASE,GRINDING KIT
1757A
3449-00-998-5420INTERCHANGEABLE
MARKING MACHINE,METAL
4820-01-235-9009INTERCHANGEABLE
STEM,FLUID VALVE
20-01757
5910-01-436-0909INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
2540-01-592-8336INTERCHANGEABLE
PLATFORM,GUNNERS
1757

Frequently Asked Questions

What is NSN 4820-01-121-9174?

NSN 4820-01-121-9174 is a Valve,relief,pressure and Temper, manufactured by Pneudraulics, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-121-9174?

NSN 4820-01-121-9174 has 1 cross-referenced part number: 1757 (Pneudraulics, Inc.).

What NSN replaces 4820-01-121-9174?

There are 12 known substitutes for 4820-01-121-9174: 5136-00-180-0548, 5962-00-423-6085, 6150-00-424-5339 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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