PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SC53Shaft,axle,automotive

Alta Mira Corp · NSN 2520-00-773-5496 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-773-5496 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-773-5496. Primary manufacturer part number: SC53.
Features
  • Shaft,axle,automotive — FSC 2520
  • Thread Direction: RIGHT-HAND
  • Second End Bearing Seat Width: 0.937 INCHES NOMINAL IN
  • Second End Spline Quantity: 10
  • Second End Bearing Seat Diameter: 1.190 INCHES MINIMUM AND 1.192 INCHES MAXIMUM IN
  • Flange Thickness at Mounting Hole: 0.312 INCHES NOMINAL IN
  • Second End Spline Major Diameter: 1.115 INCHES MINIMUM AND 1.120 INCHES MAXIMUM IN
  • Material: STEEL COMP 4140
Applications
  • Applications requiring Steel Comp 4140 construction
General Description

The Shaft,axle,automotive, cataloged under National Stock Number 2520-00-773-5496, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Alta Mira Corp. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, 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
NSN2520-00-773-5496
Primary Part NumberSC53
Item NameShaft,axle,automotive
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerAlta Mira Corp
StatusACTIVE
Thread DirectionRIGHT-HAND
Second End Bearing Seat Width0.937 INCHES NOMINAL IN
Second End Spline Quantity10
Second End Bearing Seat Diameter1.190 INCHES MINIMUM AND 1.192 INCHES MAXIMUM IN
Flange Thickness at Mounting Hole0.312 INCHES NOMINAL IN
Second End Spline Major Diameter1.115 INCHES MINIMUM AND 1.120 INCHES MAXIMUM IN
MaterialSTEEL COMP 4140
Material Document and ClassificationAISI 4140 ASSN STD SINGLE MATERIAL RESPONSE
Second End TypeSPLINED
Second End Spline TypeSTRAIGHT
Second End Distance From Bearing Seat to End2.750 INCHES NOMINAL IN
Second End Bearing SeatINCLUDED
Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Hole Diameter0.391 INCHES NOMINAL IN
Flange Outside Diameter4.094 INCHES NOMINAL IN
Second End Spline Minor Diameter0.915 INCHES MINIMUM AND 0.957 INCHES MAXIMUM IN
Flange Overall Thickness0.500 INCHES NOMINAL IN
Metallic Hardness Rating341.0 MINIMUM BRINELL STANDARD AND 388.0 MAXIMUM BRINELL STANDARD
Mounting Facility Type and Quantity2 THREADED HOLE(S) AND 6 UNTHREADED HOLE(S)
First End Bearing SeatNOT INCLUDED
Second End Spline Length1.562 INCHES NOMINAL IN
First End TypeFLANGED
Thread Size3/8-16
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4510-00-033-27665303261053 INTERCHANGEABLE
Valve,water Mixing
Frigidaire Home Products Division, White Consolidated Indust
3110-00-155-6255 INTERCHANGEABLE
Bearing,ball,annular
3110-00-157-61071505 INTERCHANGEABLE
Bearing,ball,annular
The Timken Corporation
5905-00-258-6788667201-011 INTERCHANGEABLE
Resistor,voltage Sensitive
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
4820-00-272-3356 INTERCHANGEABLE
Cock,plug
5930-00-409-1639A901 INTERCHANGEABLE
Switch,rotary
Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc
Cross-Reference Index
Part NumberManufacturer
SC53 PRIMARY Alta Mira Corp (USA)
17144-3 PRIMARY Dana Corp Spicer Transmission Div (USA)
A901 PRIMARY Am General Llc (USA)
GPW4254 Ford Motor Company (USA)
171443 PRIMARY Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
7735496 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
GPW4254 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
171443 PRIMARY Dana Corp Spicer Transmission Div (USA)
GPW4234 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
1321F Us Axle, Inc (USA)
GPW4234 Ford Motor Company (USA)
Related Parts
4510-00-033-2766INTERCHANGEABLE
VALVE,WATER MIXING
5303261053
3110-00-155-6255INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-157-6107INTERCHANGEABLE
BEARING,BALL,ANNULAR
1505
5905-00-258-6788INTERCHANGEABLE
RESISTOR,VOLTAGE SENSITIVE
667201-011
4820-00-272-3356INTERCHANGEABLE
COCK,PLUG
5930-00-409-1639INTERCHANGEABLE
SWITCH,ROTARY
A901

Frequently Asked Questions

What is NSN 2520-00-773-5496?

NSN 2520-00-773-5496 is a Shaft,axle,automotive, manufactured by Alta Mira Corp, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-773-5496?

NSN 2520-00-773-5496 has 11 cross-referenced part numbers: SC53 (Alta Mira Corp), 17144-3 (Dana Corp Spicer Transmission Div), A901 (Am General Llc), GPW4254 (Ford Motor Company), 171443 (Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products) and 6 more.

What NSN replaces 2520-00-773-5496?

There are 6 known substitutes for 2520-00-773-5496: 4510-00-033-2766, 3110-00-155-6255, 3110-00-157-6107 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SC53?

Key specifications for SC53: Thread Direction: RIGHT-HAND; Second End Bearing Seat Width: 0.937 INCHES NOMINAL IN; Second End Spline Quantity: 10; Second End Bearing Seat Diameter: 1.190 INCHES MINIMUM AND 1.192 INCHES MAXIMUM IN. 24 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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