PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37961File,hand

Apex Tool Group · NSN 5110-00-239-7591 · FSC 5110 · No Item Name Available
Verified by PartsTable
NSN 5110-00-239-7591 — this item is cataloged by the U.S. Government under National Stock Number 5110-00-239-7591. Primary manufacturer part number: 37961.
Features
  • File,hand — FSC 5110
  • Coarse Cut Type: NO. 4 CUT
  • Pattern Type: SWISS
  • Style Designator: THREE SQUARE
  • 5 verified cross-references
  • Primary manufacturer: Apex Tool Group
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The File,hand, cataloged under National Stock Number 5110-00-239-7591, is classified within Federal Supply Class 5110 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5110-00-239-7591
Primary Part Number37961
Item NameFile,hand
FSC / FSG5110 / 51 — No Item Name Available
ManufacturerApex Tool Group
StatusACTIVE
Coarse Cut TypeNO. 4 CUT
Pattern TypeSWISS
Style DesignatorTHREE SQUARE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2810-00-118-956937961 INTERCHANGEABLE
Baffle,oil,impeller Thrust Beari
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5110-00-233-9698 INTERCHANGEABLE
File,hand
5110-00-233-97095110-00-233-9709 INTERCHANGEABLE
File,hand
General Services Administration Federal Supply Service
5110-00-239-758631.633 INTERCHANGEABLE
File,hand
Grobet File Co of America Inc Dba Grobet Usa
5110-00-239-7590 INTERCHANGEABLE
File,hand
Cross-Reference Index
Part NumberManufacturer
37961 Apex Tool Group (USA)
37961 Apex Tool Group, Llc (USA)
A-A-2444 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
GGG-F-331 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-F-331 TY18CL3 General Services Administration Federal Supply Service (USA)
Related Parts
2810-00-118-9569INTERCHANGEABLE
BAFFLE,OIL,IMPELLER THRUST BEARI
37961
5110-00-233-9698INTERCHANGEABLE
FILE,HAND
5110-00-233-9709INTERCHANGEABLE
FILE,HAND
5110-00-233-9709
5110-00-239-7586INTERCHANGEABLE
FILE,HAND
31.633
5110-00-239-7590INTERCHANGEABLE
FILE,HAND

Frequently Asked Questions

What is NSN 5110-00-239-7591?

NSN 5110-00-239-7591 is a File,hand, manufactured by Apex Tool Group, classified under FSC 5110 (No Item Name Available). Status: active.

What are the part numbers for NSN 5110-00-239-7591?

NSN 5110-00-239-7591 has 5 cross-referenced part numbers: 37961 (Apex Tool Group), 37961 (Apex Tool Group, Llc), A-A-2444 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), GGG-F-331 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-F-331 TY18CL3 (General Services Administration Federal Supply Service).

What NSN replaces 5110-00-239-7591?

There are 5 known substitutes for 5110-00-239-7591: 2810-00-118-9569, 5110-00-233-9698, 5110-00-233-9709 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37961?

Key specifications for 37961: Special Features: NEEDLE TYPE; Coarse Cut Type: NO. 4 CUT; Overall Length: 6.250 INCHES NOMINAL IN; Pattern Type: SWISS. 5 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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