PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

34-301Wrench,spanner

Lockheed Martin Corp · NSN 5120-01-590-5622 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-590-5622 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-590-5622. Primary manufacturer part number: 34-301.
Features
  • Wrench,spanner — FSC 5120
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Wrench,spanner, cataloged under National Stock Number 5120-01-590-5622, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Lockheed Martin Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-590-5622
Primary Part Number34-301
Item NameWrench,spanner
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4730-00-011-3178 INTERCHANGEABLE
Plug,pipe
3110-00-100-358034301 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5120-00-288-6468AHS300C INTERCHANGEABLE
Wrench,spanner
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5315-00-545-6304 INTERCHANGEABLE
Pin,lock
5961-00-952-10781912-0004 INTERCHANGEABLE
Semiconductor Device,diode
Hewlett-Packard Company Dba HP
3510-00-969-1434 INTERCHANGEABLE
Body,water Separator
6220-01-239-807434301 INTERCHANGEABLE
Plate,mounting,light Bracket Ret
Grimes Aerospace Company
4820-01-395-882534301 INTERCHANGEABLE
Valve,angle
Exstar International Corporation
7510-01-527-16373-4301 INTERCHANGEABLE
Tape,identification
Armor Holdings Forensics L.l.c. Dba Nik Public Safety
Cross-Reference Index
Part NumberManufacturer
34-301 Lockheed Martin Corp Lockheed Martin Aeronautical Systems Burbank Opns (USA)
34-301 PRIMARY Lockheed Martin Corp (USA)
Related Parts
4730-00-011-3178INTERCHANGEABLE
PLUG,PIPE
3110-00-100-3580INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
34301
5120-00-288-6468INTERCHANGEABLE
WRENCH,SPANNER
AHS300C
5315-00-545-6304INTERCHANGEABLE
PIN,LOCK
5961-00-952-1078INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
1912-0004
3510-00-969-1434INTERCHANGEABLE
BODY,WATER SEPARATOR
6220-01-239-8074INTERCHANGEABLE
PLATE,MOUNTING,LIGHT BRACKET RET
34301
4820-01-395-8825INTERCHANGEABLE
VALVE,ANGLE
34301
7510-01-527-1637INTERCHANGEABLE
TAPE,IDENTIFICATION
3-4301

Frequently Asked Questions

What is NSN 5120-01-590-5622?

NSN 5120-01-590-5622 is a Wrench,spanner, manufactured by Lockheed Martin Corp, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-590-5622?

NSN 5120-01-590-5622 has 2 cross-referenced part numbers: 34-301 (Lockheed Martin Corp Lockheed Martin Aeronautical Systems Burbank Opns), 34-301 (Lockheed Martin Corp).

What NSN replaces 5120-01-590-5622?

There are 9 known substitutes for 5120-01-590-5622: 4730-00-011-3178, 3110-00-100-3580, 5120-00-288-6468 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 34-301?

Key specifications for 34-301: End Item Identification: U-2. 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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