PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HSF-25TFace,hammer,inserted

Williams J H Industrial Products Inc · NSN 5120-00-971-7053 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-971-7053 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-971-7053. Primary manufacturer part number: HSF-25T.
Features
  • Face,hammer,inserted — FSC 5120
  • Unit Type: SCREW-IN
  • Striking Face Shape: FLAT
  • Hardness Designation: TOUGH
  • Material: PLASTIC
  • Diameter: 2.500 INCHES NOMINAL IN
  • 12 verified cross-references
  • Primary manufacturer: Williams J H Industrial Products Inc
Applications
  • Applications requiring Plastic construction
General Description

The Face,hammer,inserted, cataloged under National Stock Number 5120-00-971-7053, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Williams J H Industrial Products Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 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
NSN5120-00-971-7053
Primary Part NumberHSF-25T
Item NameFace,hammer,inserted
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerWilliams J H Industrial Products Inc
StatusCANCELLED
Unit TypeSCREW-IN
Striking Face ShapeFLAT
Hardness DesignationTOUGH
MaterialPLASTIC
Diameter2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-052015244 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
4820-00-141-30832IN-25T-5 160 TO 220 DEG.F INTERCHANGEABLE
Valve,regulating,temperature
Spirax Sarco Inc Dba Spirax Sarco
5330-00-237-754869175 INTERCHANGEABLE
Gasket
Cummins Inc.
5960-00-319-05698109390 INTERCHANGEABLE
Electron Tube
Us Army Aviation and Missile Command
5342-00-329-13297001-H INTERCHANGEABLE
Mount,resilient,weapon System
Hutchinson Aerospace & Industry, Inc.
1680-00-390-6614 INTERCHANGEABLE
Carrier Asy
5360-00-559-776615244 INTERCHANGEABLE
Spring,helical,extension
U S Dept of Transportation Federal Aviation Administration
5965-00-715-6158 INTERCHANGEABLE
Cushion,ear
3950-01-187-9887 INTERCHANGEABLE
Data Box,cable Guid
5930-01-238-505415244 INTERCHANGEABLE
Switch,thermostatic
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
GGG-H-33 TY1CL3STD General Services Administration Federal Supply Service (USA)
85231 Apex Tool Group (USA)
SF25T The Stanley Works Dba Stanley Proto (USA)
85231 Apex Tool Group, Llc (USA)
69-175 Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
05710785 Msc Industrial Direct Co., Inc. (USA)
GGG-H-33 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
HSF-25T PRIMARY Williams J H Industrial Products Inc (USA)
25T Nupla Corporation (USA)
JSF25T PRIMARY The Stanley Works Dba Stanley Proto (USA)
69-175 Apex Tool Group, Llc Dba Nicholson (USA)
15244 Nupla Corporation (USA)
Related Parts
3110-00-100-0520INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
15244
4820-00-141-3083INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
2IN-25T-5 160 TO 220 DEG.F
5330-00-237-7548INTERCHANGEABLE
GASKET
69175
5960-00-319-0569INTERCHANGEABLE
ELECTRON TUBE
8109390
5342-00-329-1329INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
7001-H
1680-00-390-6614INTERCHANGEABLE
CARRIER ASY
5360-00-559-7766INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
15244
5965-00-715-6158INTERCHANGEABLE
CUSHION,EAR
3950-01-187-9887INTERCHANGEABLE
DATA BOX,CABLE GUID
5930-01-238-5054INTERCHANGEABLE
SWITCH,THERMOSTATIC
15244
8140-01-246-8553INTERCHANGEABLE
PAD,CUSHIONING
6630-01-262-1558INTERCHANGEABLE
HOUSING,ELECTRODE
85231

Frequently Asked Questions

What is NSN 5120-00-971-7053?

NSN 5120-00-971-7053 is a Face,hammer,inserted, manufactured by Williams J H Industrial Products Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5120-00-971-7053?

NSN 5120-00-971-7053 has 12 cross-referenced part numbers: GGG-H-33 TY1CL3STD (General Services Administration Federal Supply Service), 85231 (Apex Tool Group), SF25T (The Stanley Works Dba Stanley Proto), 85231 (Apex Tool Group, Llc), 69-175 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.) and 7 more.

What NSN replaces 5120-00-971-7053?

There are 12 known substitutes for 5120-00-971-7053: 3110-00-100-0520, 4820-00-141-3083, 5330-00-237-7548 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HSF-25T?

Key specifications for HSF-25T: Unit Type: SCREW-IN; Striking Face Shape: FLAT; Hardness Designation: TOUGH; Material: PLASTIC. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5120-00-971-7053 still in active supply?

NSN 5120-00-971-7053 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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