PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T101500Wrench,spanner

Bell Textron Inc · NSN 5120-00-177-9355 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-177-9355 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-177-9355. Primary manufacturer part number: T101500.
Features
  • Wrench,spanner — FSC 5120
  • Opening Diameter: 3.170 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Functional Description: USED TO TIGHTEN/LOOSEN MAST BEARING NUT
  • Angle Between Lugs: 45.0 DEGREES NOMINAL
  • Drive Surface Size: 0.750 INCHES NOMINAL SINGLE END IN
  • Lug Width: 0.340 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,spanner, cataloged under National Stock Number 5120-00-177-9355, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Bell Textron Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN5120-00-177-9355
Primary Part NumberT101500
Item NameWrench,spanner
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerBell Textron Inc
StatusACTIVE
Opening Diameter3.170 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Drive End ShapeSQUARE SINGLE END INTERNAL
Functional DescriptionUSED TO TIGHTEN/LOOSEN MAST BEARING NUT
Angle Between Lugs45.0 DEGREES NOMINAL
Drive Surface Size0.750 INCHES NOMINAL SINGLE END IN
Lug Width0.340 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-041-2518 INTERCHANGEABLE
Switch,rotary
5865-00-204-4280 INTERCHANGEABLE
Notch Filter Driver
6625-00-214-40141300102-2 INTERCHANGEABLE
Ammeter
Northrop Grumman Systems Corporation
4730-00-223-64103B8487 INTERCHANGEABLE
Fitting,lubrication
Caterpillar Inc Div Caterpillar Defense
5950-00-240-28322542 INTERCHANGEABLE
Transformer,power
Inrcore, Llc Div Inrcore
5360-00-316-3478102-54-2 INTERCHANGEABLE
Spring,helical,extension
Ward Leonard Ct Llc
5365-00-407-3541 INTERCHANGEABLE
Spacer,special
5815-00-603-67872542 INTERCHANGEABLE
Cam Follower
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
2910-00-737-69207376920 INTERCHANGEABLE
Valve by Pass
U S Army Tank Automotive Command Amsta-Im-Mm
5975-00-844-7083 INTERCHANGEABLE
Box Connector,electrical
Cross-Reference Index
Part NumberManufacturer
2542 Wta Tool Llc (USA)
5120-00-177-9355 Granco Industries Inc (USA)
5120-00-177-9355 Elf Machine Works, Inc Dba Elf Industries, Llc Div Elf Industries, Llc (USA)
2542 Granco Industries Inc (USA)
T101500 PRIMARY Bell Textron Inc (USA)
Related Parts
5930-00-041-2518INTERCHANGEABLE
SWITCH,ROTARY
5865-00-204-4280INTERCHANGEABLE
NOTCH FILTER DRIVER
6625-00-214-4014INTERCHANGEABLE
AMMETER
1300102-2
4730-00-223-6410INTERCHANGEABLE
FITTING,LUBRICATION
3B8487
5950-00-240-2832INTERCHANGEABLE
TRANSFORMER,POWER
2542
5360-00-316-3478INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
102-54-2
5365-00-407-3541INTERCHANGEABLE
SPACER,SPECIAL
5815-00-603-6787INTERCHANGEABLE
CAM FOLLOWER
2542
2910-00-737-6920INTERCHANGEABLE
VALVE BY PASS
7376920
5975-00-844-7083INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5340-00-961-7304INTERCHANGEABLE
SHIELD,EXPANSION
2542
3220-01-176-6837INTERCHANGEABLE
FLINGER

Frequently Asked Questions

What is NSN 5120-00-177-9355?

NSN 5120-00-177-9355 is a Wrench,spanner, manufactured by Bell Textron Inc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-177-9355?

NSN 5120-00-177-9355 has 5 cross-referenced part numbers: 2542 (Wta Tool Llc), 5120-00-177-9355 (Granco Industries Inc), 5120-00-177-9355 (Elf Machine Works, Inc Dba Elf Industries, Llc Div Elf Industries, Llc), 2542 (Granco Industries Inc), T101500 (Bell Textron Inc).

What NSN replaces 5120-00-177-9355?

There are 12 known substitutes for 5120-00-177-9355: 5930-00-041-2518, 5865-00-204-4280, 6625-00-214-4014 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T101500?

Key specifications for T101500: Opening Diameter: 3.170 INCHES NOMINAL IN; Material: STEEL OVERALL; Overall Length: 5.875 INCHES NOMINAL IN; Drive End Shape: SQUARE SINGLE END INTERNAL. 9 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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