PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103175Pressure Relief Device Assembly

Metadure Parts & Sales, Inc. · NSN 8120-00-079-0544 · FSC 8120 · No Item Name Available
Verified by PartsTable
NSN 8120-00-079-0544 — this item is cataloged by the U.S. Government under National Stock Number 8120-00-079-0544. Primary manufacturer part number: 103175.
Features
  • Pressure Relief Device Assembly — FSC 8120
  • Material: COPPER ALLOY
  • 7 verified cross-references
  • Primary manufacturer: Metadure Parts & Sales, Inc.
Applications
  • Applications requiring Copper Alloy construction
General Description

The Pressure Relief Device Assembly, cataloged under National Stock Number 8120-00-079-0544, is classified within Federal Supply Class 8120 (No Item Name Available) of the Containers, Packaging, and Packing Supplies group. The primary manufacturer of record is Metadure Parts & Sales, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN8120-00-079-0544
Primary Part Number103175
Item NamePressure Relief Device Assembly
FSC / FSG8120 / 81 — No Item Name Available
ManufacturerMetadure Parts & Sales, Inc.
StatusACTIVE
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4410-00-085-1318 INTERCHANGEABLE
Heating Element,electrical,immer
4730-00-270-3797 INTERCHANGEABLE
Trap,steam
5307-00-272-4757103175 INTERCHANGEABLE
Stud,plain
Us Army Aviation and Missile Command
3110-00-495-7614103175 INTERCHANGEABLE
Bearing,assy
Allianz Sweeper Company
5315-00-501-35295013529 INTERCHANGEABLE
Pin,shoulder,headless
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
6150-00-689-8268103175 INTERCHANGEABLE
Cable Assembly,power,electrical
L3harris Technologies, Inc Div Space & Airborne Systems
6640-01-079-1588D1069287 INTERCHANGEABLE
Forceps,utility,laboratory
Saint-Gobain Performance Plastics Corporation
5325-01-235-2938 INTERCHANGEABLE
Grommet
3040-01-596-4502A10520 INTERCHANGEABLE
Pawl
Thern Inc
5895-01-648-0076 INTERCHANGEABLE
Modem,communications
Cross-Reference Index
Part NumberManufacturer
103175 Metadure Parts & Sales, Inc. (USA)
950A52-4800 Rego Co a Marmon Group Co (USA)
64A100A187 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
64A100A187 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
A10520 Stewart Avionics Inc (USA)
1200S25E Superior Valve Co (USA)
322AS169-1 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
4410-00-085-1318INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,IMMER
4730-00-270-3797INTERCHANGEABLE
TRAP,STEAM
5307-00-272-4757INTERCHANGEABLE
STUD,PLAIN
103175
3110-00-495-7614INTERCHANGEABLE
BEARING,ASSY
103175
5315-00-501-3529INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
5013529
6150-00-689-8268INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
103175
6640-01-079-1588INTERCHANGEABLE
FORCEPS,UTILITY,LABORATORY
D1069287
5325-01-235-2938INTERCHANGEABLE
GROMMET
3040-01-596-4502INTERCHANGEABLE
PAWL
A10520
5895-01-648-0076INTERCHANGEABLE
MODEM,COMMUNICATIONS

Frequently Asked Questions

What is NSN 8120-00-079-0544?

NSN 8120-00-079-0544 is a Pressure Relief Device Assembly, manufactured by Metadure Parts & Sales, Inc., classified under FSC 8120 (No Item Name Available). Status: active.

What are the part numbers for NSN 8120-00-079-0544?

NSN 8120-00-079-0544 has 7 cross-referenced part numbers: 103175 (Metadure Parts & Sales, Inc.), 950A52-4800 (Rego Co a Marmon Group Co), 64A100A187 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 64A100A187 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), A10520 (Stewart Avionics Inc) and 2 more.

What NSN replaces 8120-00-079-0544?

There are 10 known substitutes for 8120-00-079-0544: 4410-00-085-1318, 4730-00-270-3797, 5307-00-272-4757 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103175?

Key specifications for 103175: Material: COPPER ALLOY; Special Features: SAFETY DISC ASSY SHALL CONSIST OF A SAFETY NUT, SAFETY DISC AND GASKET SHALL BE SUITABLE FOR USE ON ICC-3AA COMPRESSED GAS (AIR OR NITROGEN) STORAGE CYLINDER AND SHALL BE IN ACCORDANCE WITH SPEC. MIL-V-2, TYPE 1 SAFETY DEVICE. WORKING PRESSURE: 3500 PSI; BURSTING PRESSURE: 5000 PSI PLUS OR MINUS 250 PSI AT 60 DEGRES F; DISC MATERIAL: METAL FRANGIBLE TYPE; SAFETY NUT MATERIAL: BRASS.; Part Name Assigned by Controlling Agency: SAFETY NUT & DISC ASSY: CYLINDER NITROGEN SERVICING UNIT. 3 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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