PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A176Wrench,spanner

Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · NSN 5120-01-509-3646 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-509-3646 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-509-3646. Primary manufacturer part number: A176.
Features
  • Wrench,spanner — FSC 5120
  • Material: STEEL OVERALL
  • Functional Description: USED TO ADJUST DIFFERENTIALS WHERE 9/32 AND 17/32 IN. ADJUSTMENT NUTS ARE FOUND; ALSO USEFUL FOR TRANSMISSIONS, STEERING GEARS AND SOME WATER PUMPS WHERE ADJUSTABLE SPANNER WRENCH IS REQUIRED IN
  • 1 verified cross-reference
  • Primary manufacturer: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Applications
  • Applications requiring Steel Overall construction
General Description

The Wrench,spanner, cataloged under National Stock Number 5120-01-509-3646, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-509-3646
Primary Part NumberA176
Item NameWrench,spanner
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
MaterialSTEEL OVERALL
Functional DescriptionUSED TO ADJUST DIFFERENTIALS WHERE 9/32 AND 17/32 IN. ADJUSTMENT NUTS ARE FOUND; ALSO USEFUL FOR TRANSMISSIONS, STEERING GEARS AND SOME WATER PUMPS WHERE ADJUSTABLE SPANNER WRENCH IS REQUIRED IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
8455-00-132-5015 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-00-255-3103 INTERCHANGEABLE
Insignia,shoulder Sleeve
5120-00-409-5233A176 INTERCHANGEABLE
Locating Tool,harne
Daniels Manufacturing Corporation
5330-00-737-13647371364 INTERCHANGEABLE
Felt,mechanical,preformed
U S Army Tank Automotive Command Amsta-Im-Mm
5845-00-869-9275A164 INTERCHANGEABLE
Amplifier
Lockheed Martin Corp
5330-00-872-6298A17-6 INTERCHANGEABLE
Packing,preformed
Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc
6150-00-909-0220711934 INTERCHANGEABLE
Lead,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
4310-00-911-2222Z1054 INTERCHANGEABLE
Connecting Rod,piston
Gardner Denver Inc.
8455-01-528-7689 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-647-6419 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A176 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
8455-00-132-5015INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-00-255-3103INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
5120-00-409-5233INTERCHANGEABLE
LOCATING TOOL,HARNE
A176
5330-00-737-1364INTERCHANGEABLE
FELT,MECHANICAL,PREFORMED
7371364
5845-00-869-9275INTERCHANGEABLE
AMPLIFIER
A164
5330-00-872-6298INTERCHANGEABLE
PACKING,PREFORMED
A17-6
6150-00-909-0220INTERCHANGEABLE
LEAD,ELECTRICAL
711934
4310-00-911-2222INTERCHANGEABLE
CONNECTING ROD,PISTON
Z1054
8455-01-528-7689INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-647-6419INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-699-7940INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 5120-01-509-3646?

NSN 5120-01-509-3646 is a Wrench,spanner, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-509-3646?

NSN 5120-01-509-3646 has 1 cross-referenced part number: A176 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-509-3646?

There are 11 known substitutes for 5120-01-509-3646: 8455-00-132-5015, 8455-00-255-3103, 5120-00-409-5233 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A176?

Key specifications for A176: Material: STEEL OVERALL; Special Features: DIFFERENTIAL ADJUSTING WRENCH; Functional Description: USED TO ADJUST DIFFERENTIALS WHERE 9/32 AND 17/32 IN. ADJUSTMENT NUTS ARE FOUND; ALSO USEFUL FOR TRANSMISSIONS, STEERING GEARS AND SOME WATER PUMPS WHERE ADJUSTABLE SPANNER WRENCH IS REQUIRED IN; Overall Length: 10.000 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com