PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4252Spark Plug

Allied-Signal Inc Autolite Div · NSN 2920-01-263-3104 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-01-263-3104 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-263-3104. Primary manufacturer part number: 4252.
Features
  • Spark Plug — FSC 2920
  • Body Style: UNSHIELDED, SOLID POST, GASKET SEAT
  • Width Across Flats: 0.812 INCHES NOMINAL IN
  • Reach Length: 0.750 INCHES NOMINAL IN
  • Usage Design: ENGINE OTHER THAN AIRCRAFT
  • 1 verified cross-reference
  • Primary manufacturer: Allied-Signal Inc Autolite Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spark Plug, cataloged under National Stock Number 2920-01-263-3104, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Allied-Signal Inc Autolite Div. Government technical data includes 4 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-01-263-3104
Primary Part Number4252
Item NameSpark Plug
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerAllied-Signal Inc Autolite Div
StatusACTIVE
Body StyleUNSHIELDED, SOLID POST, GASKET SEAT
Width Across Flats0.812 INCHES NOMINAL IN
Reach Length0.750 INCHES NOMINAL IN
Usage DesignENGINE OTHER THAN AIRCRAFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6610-00-107-02344252 INTERCHANGEABLE
Bearing Assembly,fu
New Hampshire Ball Bearings Inc Div Hitech Division
5905-00-173-6679271H-20-KA-40-283R0KW3TAPS-10578 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5120-00-398-4252 INTERCHANGEABLE
Adjuster,spring,communications E
6640-00-404-0541 INTERCHANGEABLE
Funnel,common,laboratory
6640-00-404-0542 INTERCHANGEABLE
Funnel,common,laboratory
2520-00-494-015836012 INTERCHANGEABLE
Gear Power Take Off
New Venture Gear Inc New Process Gear Div
5975-00-913-2770MS91405A1C INTERCHANGEABLE
Mounting Base,electrical Equipme
Hutchinson Aerospace & Industry, Inc. Dba Ars
6625-01-035-74677645312 INTERCHANGEABLE
Adapter,test
Meggitt Safety Systems Inc
6510-01-114-6769 INTERCHANGEABLE
Sponge,surgical
6515-01-117-56664252 INTERCHANGEABLE
Catheter and Needle Unit,intrave
Critikon Inc Sub of Johnson and Johnson
Cross-Reference Index
Part NumberManufacturer
4252 PRIMARY Allied-Signal Inc Autolite Div (USA)
Related Parts
6610-00-107-0234INTERCHANGEABLE
BEARING ASSEMBLY,FU
4252
5905-00-173-6679INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
271H-20-KA-40-283R0KW3TAPS-10578
5120-00-398-4252INTERCHANGEABLE
ADJUSTER,SPRING,COMMUNICATIONS E
6640-00-404-0541INTERCHANGEABLE
FUNNEL,COMMON,LABORATORY
6640-00-404-0542INTERCHANGEABLE
FUNNEL,COMMON,LABORATORY
2520-00-494-0158INTERCHANGEABLE
GEAR POWER TAKE OFF
36012
5975-00-913-2770INTERCHANGEABLE
MOUNTING BASE,ELECTRICAL EQUIPME
MS91405A1C
6625-01-035-7467INTERCHANGEABLE
ADAPTER,TEST
7645312
6510-01-114-6769INTERCHANGEABLE
SPONGE,SURGICAL
6515-01-117-5666INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
4252
7045-01-277-3975INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
4252
5895-01-480-4910INTERCHANGEABLE
CONVERTER,FREQUENCY,ELECTRONIC
4252

Frequently Asked Questions

What is NSN 2920-01-263-3104?

NSN 2920-01-263-3104 is a Spark Plug, manufactured by Allied-Signal Inc Autolite Div, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-01-263-3104?

NSN 2920-01-263-3104 has 1 cross-referenced part number: 4252 (Allied-Signal Inc Autolite Div).

What NSN replaces 2920-01-263-3104?

There are 12 known substitutes for 2920-01-263-3104: 6610-00-107-0234, 5905-00-173-6679, 5120-00-398-4252 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4252?

Key specifications for 4252: Body Style: UNSHIELDED, SOLID POST, GASKET SEAT; Width Across Flats: 0.812 INCHES NOMINAL IN; Reach Length: 0.750 INCHES NOMINAL IN; Usage Design: ENGINE OTHER THAN AIRCRAFT. 4 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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