PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20870Valve,safety Relief

Twg Canada Consolidated Inc · NSN 4820-01-240-9301 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-240-9301 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-240-9301. Primary manufacturer part number: 20870.
Features
  • Valve,safety Relief — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Twg Canada Consolidated Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-240-9301, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Twg Canada Consolidated Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-240-9301
Primary Part Number20870
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTwg Canada Consolidated Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5315-00-061-8534 INTERCHANGEABLE
Pin,straight,headed
5133-00-266-9230 INTERCHANGEABLE
Drill,twist
1650-00-441-277020870 INTERCHANGEABLE
Cartridge Assy,pump
Hydro-Aire Aerospace Corp
5895-01-114-135820870 INTERCHANGEABLE
Encoder-Decoder
L3 Technologies, Inc. Div Communication Systems-West
3020-01-187-235820870 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
5330-01-342-2641 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
5330-01-510-034220870 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Aurelius Mfg Co Inc
Cross-Reference Index
Part NumberManufacturer
20870 PRIMARY Twg Canada Consolidated Inc (CAN)
Related Parts
5315-00-061-8534INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5133-00-266-9230INTERCHANGEABLE
DRILL,TWIST
1650-00-441-2770INTERCHANGEABLE
CARTRIDGE ASSY,PUMP
20870
5895-01-114-1358INTERCHANGEABLE
ENCODER-DECODER
20870
3020-01-187-2358INTERCHANGEABLE
GEAR RACK
20870
5330-01-342-2641INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
5330-01-510-0342INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
20870

Frequently Asked Questions

What is NSN 4820-01-240-9301?

NSN 4820-01-240-9301 is a Valve,safety Relief, manufactured by Twg Canada Consolidated Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-240-9301?

NSN 4820-01-240-9301 has 1 cross-referenced part number: 20870 (Twg Canada Consolidated Inc).

What NSN replaces 4820-01-240-9301?

There are 7 known substitutes for 4820-01-240-9301: 5315-00-061-8534, 5133-00-266-9230, 1650-00-441-2770 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20870?

Key specifications for 20870: End Item Identification: HIAB CRANE HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK). 1 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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