PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B107.100Wrench,adjustable

The American Society of Mechanical Engineers · NSN 5120-01-645-7871 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-645-7871 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-645-7871. Primary manufacturer part number: B107.100.
Features
  • Wrench,adjustable — FSC 5120
  • Material: STEEL OVERALL
  • Wrenching Surface Size: 1.125 INCHES MAXIMUM SINGLE END IN
  • Supplementary Features: ASSIGNED TO SUPPORT FIT FOR FOAM CUTOUT
  • Specification/standard Data: 05047-ASME B107.100 CAT 8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Surface Treatment: CHROMIUM OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,adjustable, cataloged under National Stock Number 5120-01-645-7871, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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
NSN5120-01-645-7871
Primary Part NumberB107.100
Item NameWrench,adjustable
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
MaterialSTEEL OVERALL
Wrenching Surface Size1.125 INCHES MAXIMUM SINGLE END IN
Supplementary FeaturesASSIGNED TO SUPPORT FIT FOR FOAM CUTOUT
Specification/standard Data05047-ASME B107.100 CAT 8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Surface TreatmentCHROMIUM OVERALL
Nondefinitive Spec/std Data2 TYPE
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Style DesignatorOPEN END SINGLE HEAD RACK AND WORM ADJUSTMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6640-00-684-134503-448-10 INTERCHANGEABLE
Box,microscope Slide
Fisher Scientific Company L.l.c.
5120-01-127-6857 INTERCHANGEABLE
Wrench,adjustable
5120-01-269-9357 INTERCHANGEABLE
Wrench,adjustable
4730-01-305-004728408 INTERCHANGEABLE
Plug,pipe
Dresser, Llc
5310-01-375-345028408 INTERCHANGEABLE
Washer,lock
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
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
5120-01-437-1733 INTERCHANGEABLE
Wrench,adjustable
Cross-Reference Index
Part NumberManufacturer
B107.100 The American Society of Mechanical Engineers (USA)
28-408 Apex Tool Group, Llc Dba Nicholson (USA)
B107.8 The American Society of Mechanical Engineers (USA)
28-408 Armstrong Bros Tool Co (USA)
B107.8 TY2 General Services Administration Federal Supply Service (USA)
B107.100 CAT 8 TY2 General Services Administration Federal Supply Service (USA)
Related Parts
6640-00-684-1345INTERCHANGEABLE
BOX,MICROSCOPE SLIDE
03-448-10
5120-01-127-6857INTERCHANGEABLE
WRENCH,ADJUSTABLE
5120-01-269-9357INTERCHANGEABLE
WRENCH,ADJUSTABLE
4730-01-305-0047INTERCHANGEABLE
PLUG,PIPE
28408
5310-01-375-3450INTERCHANGEABLE
WASHER,LOCK
28408
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
5120-01-437-1733INTERCHANGEABLE
WRENCH,ADJUSTABLE
2530-01-441-9700INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
51408CB
5120-01-473-9273INTERCHANGEABLE
WRENCH,ADJUSTABLE

Frequently Asked Questions

What is NSN 5120-01-645-7871?

NSN 5120-01-645-7871 is a Wrench,adjustable, manufactured by The American Society of Mechanical Engineers, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-645-7871?

NSN 5120-01-645-7871 has 6 cross-referenced part numbers: B107.100 (The American Society of Mechanical Engineers), 28-408 (Apex Tool Group, Llc Dba Nicholson), B107.8 (The American Society of Mechanical Engineers), 28-408 (Armstrong Bros Tool Co), B107.8 TY2 (General Services Administration Federal Supply Service) and 1 more.

What NSN replaces 5120-01-645-7871?

There are 12 known substitutes for 5120-01-645-7871: 6640-00-684-1345, 5120-01-127-6857, 5120-01-269-9357 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B107.100?

Key specifications for B107.100: Material: STEEL OVERALL; Wrenching Surface Size: 1.125 INCHES MAXIMUM SINGLE END IN; Supplementary Features: ASSIGNED TO SUPPORT FIT FOR FOAM CUTOUT; Specification/standard Data: 05047-ASME B107.100 CAT 8 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 10 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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