PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12493Lock Wire

Trw Inc Trw Commercial Steering Div · NSN 2590-00-466-7403 · FSC 2590 · No Item Name Available
Verified by PartsTable
NSN 2590-00-466-7403 — this item is cataloged by the U.S. Government under National Stock Number 2590-00-466-7403. Primary manufacturer part number: 12493.
Features
  • Lock Wire — FSC 2590
  • General Characteristics Item Description: STAINLESS STEEL;0.049 IN. THK;WIRE MUST COMPRESS SUFFICIENTLY TO ASSEMBLE INTO CUP WITHOUT TAKING A SET IN
  • 4 verified cross-references
  • Primary manufacturer: Trw Inc Trw Commercial Steering Div
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
General Description

The Lock Wire, cataloged under National Stock Number 2590-00-466-7403, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Trw Inc Trw Commercial Steering Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2590-00-466-7403
Primary Part Number12493
Item NameLock Wire
FSC / FSG2590 / 25 — No Item Name Available
ManufacturerTrw Inc Trw Commercial Steering Div
StatusACTIVE
General Characteristics Item DescriptionSTAINLESS STEEL;0.049 IN. THK;WIRE MUST COMPRESS SUFFICIENTLY TO ASSEMBLE INTO CUP WITHOUT TAKING A SET IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5120-00-133-3633910112101 INTERCHANGEABLE
Remover,electrical Contact
Virginia Panel Corporation Dba Virginia Panel Corp
6625-00-489-377612493 INTERCHANGEABLE
Test Set,electronic Systems
Del Mar Avionics, Llc
5136-00-580-718254662 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
3455-01-044-6358 INTERCHANGEABLE
Cutter,milling,end
5360-01-078-4893 INTERCHANGEABLE
Spring,helical,compression
5340-01-102-011131778 INTERCHANGEABLE
Bracket Assembly
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
2590-01-217-809131778 INTERCHANGEABLE
Cap,filler Opening
Gates Corporation
6515-01-574-2085317.78 INTERCHANGEABLE
Drill,twist,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6515-01-578-9688398.73 INTERCHANGEABLE
Forceps,bone Reduction
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
12493 PRIMARY Trw Inc Trw Commercial Steering Div (USA)
87412H Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
31778 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
10A1243 Napco International Llc Dba Napco International Inc (USA)
Related Parts
5120-00-133-3633INTERCHANGEABLE
REMOVER,ELECTRICAL CONTACT
910112101
6625-00-489-3776INTERCHANGEABLE
TEST SET,ELECTRONIC SYSTEMS
12493
5136-00-580-7182INTERCHANGEABLE
TAP,THREAD CUTTING
54662
3455-01-044-6358INTERCHANGEABLE
CUTTER,MILLING,END
5360-01-078-4893INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5340-01-102-0111INTERCHANGEABLE
BRACKET ASSEMBLY
31778
2590-01-217-8091INTERCHANGEABLE
CAP,FILLER OPENING
31778
6515-01-574-2085INTERCHANGEABLE
DRILL,TWIST,BONE
317.78
6515-01-578-9688INTERCHANGEABLE
FORCEPS,BONE REDUCTION
398.73

Frequently Asked Questions

What is NSN 2590-00-466-7403?

NSN 2590-00-466-7403 is a Lock Wire, manufactured by Trw Inc Trw Commercial Steering Div, classified under FSC 2590 (No Item Name Available). Status: active.

What are the part numbers for NSN 2590-00-466-7403?

NSN 2590-00-466-7403 has 4 cross-referenced part numbers: 12493 (Trw Inc Trw Commercial Steering Div), 87412H (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 31778 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 10A1243 (Napco International Llc Dba Napco International Inc).

What NSN replaces 2590-00-466-7403?

There are 9 known substitutes for 2590-00-466-7403: 5120-00-133-3633, 6625-00-489-3776, 5136-00-580-7182 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12493?

Key specifications for 12493: General Characteristics Item Description: STAINLESS STEEL;0.049 IN. THK;WIRE MUST COMPRESS SUFFICIENTLY TO ASSEMBLE INTO CUP WITHOUT TAKING A SET IN. 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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