PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40121File,hand

Apex Tool Group · NSN 5110-00-156-0124 · FSC 5110 · No Item Name Available
Verified by PartsTable
NSN 5110-00-156-0124 — this item is cataloged by the U.S. Government under National Stock Number 5110-00-156-0124. Primary manufacturer part number: 40121.
Features
  • File,hand — FSC 5110
  • Style Designator: PILLAR NARROW TYPE
  • Heel to Point Distance: 8.000 INCHES NOMINAL IN
  • Edge Cut Type: SAFE
  • Face Cut Type: DOUBLE CUT, NO. 1 CUT
  • Pattern Type: SWISS
  • 2 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 5110-00-156-0124, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5110-00-156-0124
Primary Part Number40121
Item NameFile,hand
FSC / FSG5110 / 51 — No Item Name Available
ManufacturerApex Tool Group
StatusACTIVE
Style DesignatorPILLAR NARROW TYPE
Heel to Point Distance8.000 INCHES NOMINAL IN
Edge Cut TypeSAFE
Face Cut TypeDOUBLE CUT, NO. 1 CUT
Pattern TypeSWISS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3455-00-194-051510000 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
4510-00-595-092340121 INTERCHANGEABLE
Bulb,flush,water Closet Tank
Danco Inc
3120-00-661-780740121 INTERCHANGEABLE
Bushing,sleeve
Northrop Grumman Systems Corporation Div Marine Systems
5305-00-807-644640121 INTERCHANGEABLE
Screw,wood
Hillman Group, Inc., the
5330-00-998-3230648195 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
4210-01-080-1457 INTERCHANGEABLE
Coupling,hose,fire Fighting
6685-01-155-3061 INTERCHANGEABLE
Transmitter,temperature,electric
5995-01-309-450840121 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Bell Intl Inc
3040-01-347-283140121 INTERCHANGEABLE
Shaft,shouldered
Control Enterprises Inc Dba C.e.i.
8465-01-565-400240121 INTERCHANGEABLE
Hydration System
Camelbak Products, Llc Dba Camelbak
Cross-Reference Index
Part NumberManufacturer
40121 Apex Tool Group (USA)
40121 Apex Tool Group, Llc (USA)
Related Parts
3455-00-194-0515INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10000
4510-00-595-0923INTERCHANGEABLE
BULB,FLUSH,WATER CLOSET TANK
40121
3120-00-661-7807INTERCHANGEABLE
BUSHING,SLEEVE
40121
5305-00-807-6446INTERCHANGEABLE
SCREW,WOOD
40121
5330-00-998-3230INTERCHANGEABLE
GASKET
648195
4210-01-080-1457INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
6685-01-155-3061INTERCHANGEABLE
TRANSMITTER,TEMPERATURE,ELECTRIC
5995-01-309-4508INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
40121
3040-01-347-2831INTERCHANGEABLE
SHAFT,SHOULDERED
40121
8465-01-565-4002INTERCHANGEABLE
HYDRATION SYSTEM
40121
5133-01-644-5808INTERCHANGEABLE
DRILL,TWIST
40121
5306-01-660-4300INTERCHANGEABLE
BOLT,MACHINE
4-0121

Frequently Asked Questions

What is NSN 5110-00-156-0124?

NSN 5110-00-156-0124 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 5110-00-156-0124?

NSN 5110-00-156-0124 has 2 cross-referenced part numbers: 40121 (Apex Tool Group), 40121 (Apex Tool Group, Llc).

What NSN replaces 5110-00-156-0124?

There are 12 known substitutes for 5110-00-156-0124: 3455-00-194-0515, 4510-00-595-0923, 3120-00-661-7807 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40121?

Key specifications for 40121: Style Designator: PILLAR NARROW TYPE; Heel to Point Distance: 8.000 INCHES NOMINAL IN; Edge Cut Type: SAFE; Face Cut Type: DOUBLE CUT, NO. 1 CUT. 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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