PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.100 CAT 39 TY1CL1Wrench,open End

General Services Administration Federal Supply Service · NSN 5120-00-277-2323 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-277-2323 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-277-2323. Primary manufacturer part number: B107.100 CAT 39 TY1CL1.
Features
  • Wrench,open End — FSC 5120
  • Small End Head Thickness: 0.562 INCHES MAXIMUM IN
  • Surface Treatment: CHROMIUM OVERALL
  • Large End Head Angle: 15.0 DEGREES NOMINAL
  • Material: STEEL OVERALL
  • Style Designator: DOUBLE HEAD
  • Nondefinitive Spec/std Data: 1 TYPE
  • Wrenching Surface Size: 1.312 INCHES NOMINAL FIRST END IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,open End, cataloged under National Stock Number 5120-00-277-2323, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is General Services Administration Federal Supply Service. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5120-00-277-2323
Primary Part NumberB107.100 CAT 39 TY1CL1
Item NameWrench,open End
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Small End Head Thickness0.562 INCHES MAXIMUM IN
Surface TreatmentCHROMIUM OVERALL
Large End Head Angle15.0 DEGREES NOMINAL
MaterialSTEEL OVERALL
Style DesignatorDOUBLE HEAD
Nondefinitive Spec/std Data1 TYPE
Wrenching Surface Size1.312 INCHES NOMINAL FIRST END IN
Wrenching Surface Size1.500 INCHES NOMINAL SECOND END IN
Wrenching Surface ShapeOVAL BOTH ENDS INTERNAL
Large End Head Thickness0.562 INCHES MAXIMUM IN
Specification/standard Data05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Small End Head Angle15.0 DEGREES NOMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-121-762926-187 INTERCHANGEABLE
Washer,shouldered
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
6130-00-255-4196 INTERCHANGEABLE
Rectifier,metallic
6130-00-256-3168 INTERCHANGEABLE
Rectifier,metallic
5640-00-298-341339A INTERCHANGEABLE
Weather Strip
Zero International Inc
5330-00-429-068022F37 INTERCHANGEABLE
Gasket
Oshkosh Defense Llc
4820-00-446-356239-A INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
5355-00-821-637990-1LK2G INTERCHANGEABLE
Knob
Raytheon Company Div Corp
5985-01-224-586511442257-1 INTERCHANGEABLE
Coupler,directional
Us Army Aviation and Missile Command
7310-01-312-005139-A INTERCHANGEABLE
Popcorn Machine
Star Manufacturing International Inc. Dba Star Manufacturing
5998-01-344-306026187 INTERCHANGEABLE
Circuit Card Assembly
Clayton Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
B107.100 CAT 39 TY1CL1 General Services Administration Federal Supply Service (USA)
26-187 Apex Tool Group, Llc Dba Nicholson (USA)
B107.6 The American Society of Mechanical Engineers (USA)
GGG-W-636 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B107.39 The American Society of Mechanical Engineers (USA)
B107.39 TY1CL1 General Services Administration Federal Supply Service (USA)
26-187 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
39A Trw Inc Hand Tools Div Trw Industrial Products Group (USA)
B107.100 The American Society of Mechanical Engineers (USA)
B107.100 CAT 39 TY1 General Services Administration Federal Supply Service (USA)
GGG-W-636 TY4 General Services Administration Federal Supply Service (USA)
A-A-1356 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5310-00-121-7629INTERCHANGEABLE
WASHER,SHOULDERED
26-187
6130-00-255-4196INTERCHANGEABLE
RECTIFIER,METALLIC
6130-00-256-3168INTERCHANGEABLE
RECTIFIER,METALLIC
5640-00-298-3413INTERCHANGEABLE
WEATHER STRIP
39A
5330-00-429-0680INTERCHANGEABLE
GASKET
22F37
4820-00-446-3562INTERCHANGEABLE
VALVE,SAFETY RELIEF
39-A
5355-00-821-6379INTERCHANGEABLE
KNOB
90-1LK2G
5985-01-224-5865INTERCHANGEABLE
COUPLER,DIRECTIONAL
11442257-1
7310-01-312-0051INTERCHANGEABLE
POPCORN MACHINE
39-A
5998-01-344-3060INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
26187
7220-01-411-2979INTERCHANGEABLE
MAT,FLOOR
000-48011-26187-4
1240-01-542-7084INTERCHANGEABLE
CASE,OPTICAL INSTRUMENT
26187

Frequently Asked Questions

What is NSN 5120-00-277-2323?

NSN 5120-00-277-2323 is a Wrench,open End, manufactured by General Services Administration Federal Supply Service, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-277-2323?

NSN 5120-00-277-2323 has 12 cross-referenced part numbers: B107.100 CAT 39 TY1CL1 (General Services Administration Federal Supply Service), 26-187 (Apex Tool Group, Llc Dba Nicholson), B107.6 (The American Society of Mechanical Engineers), GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC), B107.39 (The American Society of Mechanical Engineers) and 7 more.

What NSN replaces 5120-00-277-2323?

There are 12 known substitutes for 5120-00-277-2323: 5310-00-121-7629, 6130-00-255-4196, 6130-00-256-3168 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.100 CAT 39 TY1CL1?

Key specifications for B107.100 CAT 39 TY1CL1: Small End Head Thickness: 0.562 INCHES MAXIMUM IN; Surface Treatment: CHROMIUM OVERALL; Large End Head Angle: 15.0 DEGREES NOMINAL; Material: STEEL OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-277-2323 still in active supply?

NSN 5120-00-277-2323 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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