PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6153-30-2.75Valve,safety Relief

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 4820-01-173-1167 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-173-1167 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-173-1167. Primary manufacturer part number: 6153-30-2.75.
Features
  • Valve,safety Relief — FSC 4820
  • Style Designator: STRAIGHT THRU W/BAFFLE
  • Thread Class: 2A ALL ENDS A
  • Valve Operation Method: AUTOMATIC
  • Adjustable Pressure Range: +0.0 TO 200.0 POUNDS PER SQUARE INCH LBS
  • Thread Series Designator: UNF ALL ENDS
  • Flow Control Device: POPPET
  • Material: ALUMINUM OVERALL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Aluminum Overall construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-173-1167, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-173-1167
Primary Part Number6153-30-2.75
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
Style DesignatorSTRAIGHT THRU W/BAFFLE
Thread Class2A ALL ENDS A
Valve Operation MethodAUTOMATIC
Adjustable Pressure Range+0.0 TO 200.0 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorUNF ALL ENDS
Flow Control DevicePOPPET
MaterialALUMINUM OVERALL
Nominal Thread Size0.437 INCHES ALL ENDS IN
Thread DirectionRIGHT-HAND ALL ENDS
Connection StylePLAIN (TUBE) ALL ENDS
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-00-455-84526153-30 INTERCHANGEABLE
Valve,safety Relief
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
6780-01-377-2533618128 INTERCHANGEABLE
Lighting Kit,photographic Studio
Polaroid Corporation Dba Polaroid
Cross-Reference Index
Part NumberManufacturer
6153-30-2.75 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
6153-30-2.75 Air Dry Co of America, Llc (USA)
6153-30 Air Dry Co of America, Llc (USA)
Related Parts
4820-00-455-8452INTERCHANGEABLE
VALVE,SAFETY RELIEF
6153-30
6780-01-377-2533INTERCHANGEABLE
LIGHTING KIT,PHOTOGRAPHIC STUDIO
618128

Frequently Asked Questions

What is NSN 4820-01-173-1167?

NSN 4820-01-173-1167 is a Valve,safety Relief, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-173-1167?

NSN 4820-01-173-1167 has 3 cross-referenced part numbers: 6153-30-2.75 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), 6153-30-2.75 (Air Dry Co of America, Llc), 6153-30 (Air Dry Co of America, Llc).

What NSN replaces 4820-01-173-1167?

There are 2 known substitutes for 4820-01-173-1167: 4820-00-455-8452, 6780-01-377-2533. Verify interchangeability with system specifications before substitution.

What are the specifications of 6153-30-2.75?

Key specifications for 6153-30-2.75: Style Designator: STRAIGHT THRU W/BAFFLE; Thread Class: 2A ALL ENDS A; Valve Operation Method: AUTOMATIC; Adjustable Pressure Range: +0.0 TO 200.0 POUNDS PER SQUARE INCH LBS. 11 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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