PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C457ASwitch,lock,ignition

Indak Manufacturing Corp Dba Indak Manufacturing Corp · NSN 2920-01-047-6108 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-01-047-6108 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-047-6108. Primary manufacturer part number: C457A.
Features
  • Switch,lock,ignition — FSC 2920
  • Bushing Length: 0.687 INCHES NOMINAL IN
  • Body Length: 1.575 INCHES NOMINAL IN
  • Thread Series Designator: UNEF
  • Nominal Thread Size: 0.812 INCHES IN
  • Body Style: BUSHING MOUNTED
  • Terminal Type and Quantity: 3 QUICK DISCONNECT, MALE
  • Body Width: 1.600 INCHES NOMINAL IN
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
General Description

The Switch,lock,ignition, cataloged under National Stock Number 2920-01-047-6108, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Indak Manufacturing Corp Dba Indak Manufacturing Corp. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-01-047-6108
Primary Part NumberC457A
Item NameSwitch,lock,ignition
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerIndak Manufacturing Corp Dba Indak Manufacturing Corp
StatusACTIVE
Bushing Length0.687 INCHES NOMINAL IN
Body Length1.575 INCHES NOMINAL IN
Thread Series DesignatorUNEF
Nominal Thread Size0.812 INCHES IN
Body StyleBUSHING MOUNTED
Terminal Type and Quantity3 QUICK DISCONNECT, MALE
Body Width1.600 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5365-00-003-416121696 INTERCHANGEABLE
Spacer,rear Bearing
Industrial Technologies and Services Llc
2530-00-180-68676B2717 INTERCHANGEABLE
Piston,hydraulic Brake
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
NW36764 Tld Wollard Llc (USA)
C457A PRIMARY Indak Manufacturing Corp Dba Indak Manufacturing Corp (USA)
C457A Electrical Research Laboratories (USA)
21696 Tld Wollard Llc (USA)
Related Parts
5365-00-003-4161INTERCHANGEABLE
SPACER,REAR BEARING
21696
2530-00-180-6867INTERCHANGEABLE
PISTON,HYDRAULIC BRAKE
6B2717

Frequently Asked Questions

What is NSN 2920-01-047-6108?

NSN 2920-01-047-6108 is a Switch,lock,ignition, manufactured by Indak Manufacturing Corp Dba Indak Manufacturing Corp, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-01-047-6108?

NSN 2920-01-047-6108 has 4 cross-referenced part numbers: NW36764 (Tld Wollard Llc), C457A (Indak Manufacturing Corp Dba Indak Manufacturing Corp), C457A (Electrical Research Laboratories), 21696 (Tld Wollard Llc).

What NSN replaces 2920-01-047-6108?

There are 2 known substitutes for 2920-01-047-6108: 5365-00-003-4161, 2530-00-180-6867. Verify interchangeability with system specifications before substitution.

What are the specifications of C457A?

Key specifications for C457A: Bushing Length: 0.687 INCHES NOMINAL IN; Body Length: 1.575 INCHES NOMINAL IN; Thread Series Designator: UNEF; Nominal Thread Size: 0.812 INCHES IN. 7 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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