NSN 2520-00-337-7100 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-337-7100. Manufacturer of record part number: J1003.
Also searched as2520-00-337-7100 ·
2520003377100 ·
NIIN 003377100 ·
00-337-7100 ·
FSC 2520 Vehicular Power Transmission Components · CAGE 71041 · J1003 · 7995750 · 4155
Outside Diameter: 0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Length From Universal Joint Spider Centerline to Hub End: 1.688 INCHES NOMINAL IN
Major Diameter: 0.499 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Outside Shape: ROUND
2 manufacturer part numbers on file
Manufacturer of record: Altra Industrial Motion Corp.
Identification
NSN: 2520-00-337-7100
NIIN: 003377100
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: J1003
Manufacturer: Altra Industrial Motion Corp.
General Description
The Universal Joint,vehicular, cataloged under National Stock Number 2520-00-337-7100, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2520-00-337-7100
Primary Part Number
J1003
Item Name
Universal Joint,vehicular
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Manufacturer
Altra Industrial Motion Corp.
Status
ACTIVE
FSC Application Data
SHIFTING SHAFT,TRANSMISSION,TANK
Outside Diameter
0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
Length From Universal Joint Spider Centerline to Hub End
1.688 INCHES NOMINAL IN
Major Diameter
0.499 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Outside Shape
ROUND
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
⇄Related Items10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5305-00-349-81764155POSSIBLE MATCH
SCREW,BLOCKER
Possible match (shared part number)Wakmann Watch Company Inc
6145-00-419-3791BIT 4106POSSIBLE MATCH
CABLE,POWER,ELECTRICAL
Possible match (shared part number)Cableco Inc
6625-00-793-3331POSSIBLE MATCH
VOLTMETER
Possible match (shared part number)
5355-01-194-7250POSSIBLE MATCH
LAMPHOLDER,BOTTOM TURN KNOB
Possible match (shared part number)
3120-01-246-2648POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)
3020-01-282-57914155POSSIBLE MATCH
PULLEY,GROOVE
Possible match (shared part number)Ingersoll-Rand Co Material Handling Div
8430-01-531-53764155-060ENPOSSIBLE MATCH
BOOTS,HOT WEATHER
Possible match (shared part number)Altama Delta Corporation Dba Altama Footwear Div Headquarters
8430-01-531-53774155-070ENPOSSIBLE MATCH
BOOTS,HOT WEATHER
Possible match (shared part number)Altama Delta Corporation Dba Altama Footwear Div Headquarters
8430-01-531-53784155-085ENPOSSIBLE MATCH
BOOTS,HOT WEATHER
Possible match (shared part number)Altama Delta Corporation Dba Altama Footwear Div Headquarters
8430-01-531-53814155-110ENPOSSIBLE MATCH
BOOTS,HOT WEATHER
Possible match (shared part number)Altama Delta Corporation Dba Altama Footwear Div Headquarters
U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Reference documents
Reference
Meaning
J1003
3/2Design control — primary reference
U.S. Government activity
4155
5/2Secondary reference
U.S. Government activity
Related Parts
5305-00-349-8176POSSIBLE MATCH
SCREW,BLOCKER
4155
6145-00-419-3791POSSIBLE MATCH
CABLE,POWER,ELECTRICAL
BIT 4106
6625-00-793-3331POSSIBLE MATCH
VOLTMETER
5355-01-194-7250POSSIBLE MATCH
LAMPHOLDER,BOTTOM TURN KNOB
3120-01-246-2648POSSIBLE MATCH
BUSHING,SLEEVE
3020-01-282-5791POSSIBLE MATCH
PULLEY,GROOVE
4155
8430-01-531-5376POSSIBLE MATCH
BOOTS,HOT WEATHER
4155-060EN
8430-01-531-5377POSSIBLE MATCH
BOOTS,HOT WEATHER
4155-070EN
8430-01-531-5378POSSIBLE MATCH
BOOTS,HOT WEATHER
4155-085EN
8430-01-531-5381POSSIBLE MATCH
BOOTS,HOT WEATHER
4155-110EN
Frequently Asked Questions
What is NSN 2520-00-337-7100?
NSN 2520-00-337-7100 is a Universal Joint,vehicular, manufactured by Altra Industrial Motion Corp., classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
What part numbers are listed for NSN 2520-00-337-7100?
NSN 2520-00-337-7100 has 2 manufacturer part numbers on file: J1003 (Altra Industrial Motion Corp.), 7995750 (U S Army Tank Automotive Command Amsta-Im-Mm).
What NSN replaces 2520-00-337-7100?
10 possible matches (shared part number, not a government interchangeability claim): 5305-00-349-8176, 6145-00-419-3791, 6625-00-793-3331. Verify interchangeability with system specifications before substitution.
What are the specifications of J1003?
Key specifications for J1003: FSC Application Data: SHIFTING SHAFT,TRANSMISSION,TANK; Overall Length: 3.375 INCHES NOMINAL IN; Outside Diameter: 0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Special Features: CONNECTION END TYPE: HUB. 5 specifications are documented in the U.S. Government catalog.
Is NSN 2520-00-337-7100 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.