PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GAJ8Wrench,adjustable

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-437-1733 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-437-1733 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-437-1733. Primary manufacturer part number: GAJ8.
Features
  • Wrench,adjustable — FSC 5120
  • Specification/standard Data: 05047-ASME B107.100 CAT 8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Material: STEEL OVERALL
  • Surface Treatment: OXIDE OVERALL
  • Wrenching Surface Size: 1.125 INCHES NOMINAL SINGLE END IN
  • Nondefinitive Spec/std Data: 2 TYPE
  • Style Designator: OPEN END SINGLE HEAD RACK AND WORM ADJUSTMENT
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,adjustable, cataloged under National Stock Number 5120-01-437-1733, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-437-1733
Primary Part NumberGAJ8
Item NameWrench,adjustable
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Specification/standard Data05047-ASME B107.100 CAT 8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MaterialSTEEL OVERALL
Surface TreatmentOXIDE OVERALL
Wrenching Surface Size1.125 INCHES NOMINAL SINGLE END IN
Nondefinitive Spec/std Data2 TYPE
Style DesignatorOPEN END SINGLE HEAD RACK AND WORM ADJUSTMENT
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-184-86533718 INTERCHANGEABLE
Wrench,open End
Martin Sprocket and Gear Inc
6220-00-284-091015B7310 INTERCHANGEABLE
Light,marker,clearance
Napco International Llc Dba Napco International Inc
5120-01-127-6857 INTERCHANGEABLE
Wrench,adjustable
5120-01-269-9357 INTERCHANGEABLE
Wrench,adjustable
5120-01-399-9853 INTERCHANGEABLE
Wrench,adjustable
5120-01-399-987612148 INTERCHANGEABLE
Wrench,adjustable
Star Asia-Usa, Llc
5120-01-399-9879 INTERCHANGEABLE
Wrench,adjustable
5120-01-399-9886 INTERCHANGEABLE
Wrench,adjustable
5120-01-473-9273 INTERCHANGEABLE
Wrench,adjustable
5120-01-535-9280 INTERCHANGEABLE
Wrench,adjustable
Cross-Reference Index
Part NumberManufacturer
GAJ8 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
B107.100 The American Society of Mechanical Engineers (USA)
B107.100 CAT 8 TY2 General Services Administration Federal Supply Service (USA)
B107.8 TY2 General Services Administration Federal Supply Service (USA)
GAJ8A Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
DA28 Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
GAJ8 Vanas (BEL)
B107.8 The American Society of Mechanical Engineers (USA)
Related Parts
5120-00-184-8653INTERCHANGEABLE
WRENCH,OPEN END
3718
6220-00-284-0910INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
15B7310
5120-01-127-6857INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-269-9357INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-399-9853INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-399-9876INTERCHANGEABLE
WRENCH,ADJUSTABLE
12148
5120-01-399-9879INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-399-9886INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-473-9273INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-535-9280INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-600-4304INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-645-7871INTERCHANGEABLE
WRENCH,ADJUSTABLE

Frequently Asked Questions

What is NSN 5120-01-437-1733?

NSN 5120-01-437-1733 is a Wrench,adjustable, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-437-1733?

NSN 5120-01-437-1733 has 8 cross-referenced part numbers: GAJ8 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc), B107.100 (The American Society of Mechanical Engineers), B107.100 CAT 8 TY2 (General Services Administration Federal Supply Service), B107.8 TY2 (General Services Administration Federal Supply Service), GAJ8A (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc) and 3 more.

What NSN replaces 5120-01-437-1733?

There are 12 known substitutes for 5120-01-437-1733: 5120-00-184-8653, 6220-00-284-0910, 5120-01-127-6857 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of GAJ8?

Key specifications for GAJ8: Specification/standard Data: 05047-ASME B107.100 CAT 8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Material: STEEL OVERALL; Surface Treatment: OXIDE OVERALL; Wrenching Surface Size: 1.125 INCHES NOMINAL SINGLE END IN. 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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