PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100268Valve,safety Relief

General Pump Inc · NSN 4820-01-669-0924 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-669-0924 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-669-0924. Primary manufacturer part number: 100268.
Features
  • Valve,safety Relief — FSC 4820
  • Valve Discharge Flow Rate: 6.3 GALLONS PER MINUTE
  • Style Designator: ANGLE
  • Maximum Operating Temp: 195.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Nominal Pipe Size Accommodated: 0.375 INCHES ALL ENDS IN
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Thread Series Designator: BSP.F ALL ENDS
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-669-0924, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is General Pump Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-669-0924
Primary Part Number100268
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGeneral Pump Inc
StatusACTIVE
Valve Discharge Flow Rate6.3 GALLONS PER MINUTE
Style DesignatorANGLE
Maximum Operating Temp195.0 FAHRENHEIT SINGLE RESPONSE DEGF
Nominal Pipe Size Accommodated0.375 INCHES ALL ENDS IN
Nominal Thread Size0.375 INCHES ALL ENDS IN
Thread Series DesignatorBSP.F ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3030-00-289-9403 INTERCHANGEABLE
Belt,v
5930-00-893-086710667927-4 INTERCHANGEABLE
Switch,toggle
Us Army Aviation and Missile Command
5355-01-080-3012100268 INTERCHANGEABLE
Dial,control
Bafco Inc.
6685-01-154-6684 INTERCHANGEABLE
Gage,pressure,dial Indicating
5950-01-344-1640 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
100268 PRIMARY General Pump Inc (USA)
Related Parts
3030-00-289-9403INTERCHANGEABLE
BELT,V
5930-00-893-0867INTERCHANGEABLE
SWITCH,TOGGLE
10667927-4
5355-01-080-3012INTERCHANGEABLE
DIAL,CONTROL
100268
6685-01-154-6684INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
5950-01-344-1640INTERCHANGEABLE
COIL,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 4820-01-669-0924?

NSN 4820-01-669-0924 is a Valve,safety Relief, manufactured by General Pump Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-669-0924?

NSN 4820-01-669-0924 has 1 cross-referenced part number: 100268 (General Pump Inc).

What NSN replaces 4820-01-669-0924?

There are 5 known substitutes for 4820-01-669-0924: 3030-00-289-9403, 5930-00-893-0867, 5355-01-080-3012 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100268?

Key specifications for 100268: Valve Discharge Flow Rate: 6.3 GALLONS PER MINUTE; Part Name Assigned by Controlling Agency: BALANCED RELIEF VALVE;; Style Designator: ANGLE; Maximum Operating Temp: 195.0 FAHRENHEIT SINGLE RESPONSE DEGF. 8 total characteristics are documented in the Federal Logistics Information System.

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