PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-7955Valve,safety Relief

Market Forge Industries Inc · NSN 4820-01-297-5039 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-297-5039 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-297-5039. Primary manufacturer part number: 10-7955.
Features
  • Valve,safety Relief — FSC 4820
  • Opening Pressure Setting: 15.0 POUNDS PER SQUARE INCH LBS
  • Valve Operation Method: AUTOMATIC
  • 3 verified cross-references
  • Primary manufacturer: Market Forge Industries Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-297-5039, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Market Forge Industries Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-297-5039
Primary Part Number10-7955
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMarket Forge Industries Inc
StatusCANCELLED
Opening Pressure Setting15.0 POUNDS PER SQUARE INCH LBS
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
6685-00-273-70351725-64 INTERCHANGEABLE
Thermometer,self-Indicating,bime
Rochester Sensors, Llc
5826-00-992-3714107955 INTERCHANGEABLE
Plate Indicator
General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems
3120-01-018-72921053-20 INTERCHANGEABLE
Bearing,plain,rod End
Rolls-Royce Controls and Data Services Limited
4220-01-192-45441059-40 INTERCHANGEABLE
Seat,high Pressure
Aqualung Usa, Inc
3040-01-294-7233 INTERCHANGEABLE
Shaft,straight
5305-01-515-433610-5320 INTERCHANGEABLE
Screw,cap,hexagon Head
Parker Hannifin Corporation Div Village Marine Tech
Cross-Reference Index
Part NumberManufacturer
A-10-7955 Market Forge Industries Inc (USA)
10-7955 PRIMARY Market Forge Industries Inc (USA)
10-5320 Market Forge Industries Inc (USA)
Related Parts
6685-00-273-7035INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
1725-64
5826-00-992-3714INTERCHANGEABLE
PLATE INDICATOR
107955
3120-01-018-7292INTERCHANGEABLE
BEARING,PLAIN,ROD END
1053-20
4220-01-192-4544INTERCHANGEABLE
SEAT,HIGH PRESSURE
1059-40
3040-01-294-7233INTERCHANGEABLE
SHAFT,STRAIGHT
5305-01-515-4336INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
10-5320

Frequently Asked Questions

What is NSN 4820-01-297-5039?

NSN 4820-01-297-5039 is a Valve,safety Relief, manufactured by Market Forge Industries Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-297-5039?

NSN 4820-01-297-5039 has 3 cross-referenced part numbers: A-10-7955 (Market Forge Industries Inc), 10-7955 (Market Forge Industries Inc), 10-5320 (Market Forge Industries Inc).

What NSN replaces 4820-01-297-5039?

There are 6 known substitutes for 4820-01-297-5039: 6685-00-273-7035, 5826-00-992-3714, 3120-01-018-7292 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-7955?

Key specifications for 10-7955: Opening Pressure Setting: 15.0 POUNDS PER SQUARE INCH LBS; Valve Operation Method: AUTOMATIC; Special Features: VALVE SIZE 0.500 IN. IN. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-297-5039 still in active supply?

NSN 4820-01-297-5039 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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