PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500181Tuning Wrench

Tri-Tec Manufacturing Llc · NSN 5120-01-665-5007 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-665-5007 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-665-5007. Primary manufacturer part number: 500181.
Features
  • Tuning Wrench — FSC 5120
  • 1 verified cross-reference
  • Primary manufacturer: Tri-Tec Manufacturing Llc
Applications
  • Field maintenance and repair
  • Facility maintenance operations
  • General-purpose hand tools
General Description

The Tuning Wrench, cataloged under National Stock Number 5120-01-665-5007, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Tri-Tec Manufacturing Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-665-5007
Primary Part Number500181
Item NameTuning Wrench
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerTri-Tec Manufacturing Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5325-00-170-99105001-81 INTERCHANGEABLE
Ring,retaining
Itw Limited T/a Avery Weigh-Tronix
5995-00-764-6226CA3724L11 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc
5325-00-886-3733424955-01 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Bae Systems Controls Inc
5935-01-172-3960500-181 INTERCHANGEABLE
Socket
B.c. Systems Inc. Dba Bc Systems Inc
4420-01-216-968533S3-2 INTERCHANGEABLE
Cooler,fluid,industrial
Ellis & Watts International, Llc
3439-01-507-8608500181 INTERCHANGEABLE
Solder,tin Alloy
Harris J W Co Inc Harris Welco Div
Cross-Reference Index
Part NumberManufacturer
500181 PRIMARY Tri-Tec Manufacturing Llc (USA)
Related Parts
5325-00-170-9910INTERCHANGEABLE
RING,RETAINING
5001-81
5995-00-764-6226INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
CA3724L11
5325-00-886-3733INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
424955-01
5935-01-172-3960INTERCHANGEABLE
SOCKET
500-181
4420-01-216-9685INTERCHANGEABLE
COOLER,FLUID,INDUSTRIAL
33S3-2
3439-01-507-8608INTERCHANGEABLE
SOLDER,TIN ALLOY
500181

Frequently Asked Questions

What is NSN 5120-01-665-5007?

NSN 5120-01-665-5007 is a Tuning Wrench, manufactured by Tri-Tec Manufacturing Llc, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-665-5007?

NSN 5120-01-665-5007 has 1 cross-referenced part number: 500181 (Tri-Tec Manufacturing Llc).

What NSN replaces 5120-01-665-5007?

There are 6 known substitutes for 5120-01-665-5007: 5325-00-170-9910, 5995-00-764-6226, 5325-00-886-3733 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 500181?

Key specifications for 500181: End Item Identification: GEARBOX ASSEMBLY. 1 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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