PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T146Stud,shouldered

Chief of Engineers Dept of Army · NSN 5307-00-637-1408 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-00-637-1408 — this item is cataloged by the U.S. Government under National Stock Number 5307-00-637-1408. Primary manufacturer part number: T146.
Features
  • Stud,shouldered — FSC 5307
  • Thread Direction: RIGHT-HAND STUD THREAD
  • Style Designator: SHOULDERED
  • Nut End Shank Length: 0.625 INCHES NOMINAL IN
  • Nominal Thread Size: 0.750 INCHES NUT THREAD IN
  • Shoulder Length: 0.188 INCHES NOMINAL IN
  • Nut End Shank Diameter: 0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 16 STUD THREAD
Applications
  • Applications requiring Steel construction
General Description

The Stud,shouldered, cataloged under National Stock Number 5307-00-637-1408, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Chief of Engineers Dept of Army. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, 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
NSN5307-00-637-1408
Primary Part NumberT146
Item NameStud,shouldered
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerChief of Engineers Dept of Army
StatusACTIVE
Thread DirectionRIGHT-HAND STUD THREAD
Style DesignatorSHOULDERED
Nut End Shank Length0.625 INCHES NOMINAL IN
Nominal Thread Size0.750 INCHES NUT THREAD IN
Shoulder Length0.188 INCHES NOMINAL IN
Nut End Shank Diameter0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN
Thread Quantity Per Inch16 STUD THREAD
Distance Across Flats0.938 INCHES NOMINAL IN
Thread Series DesignatorUNS NUT THREAD
Hardness Rating18.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM
MaterialSTEEL
Thread Quantity Per Inch16 NUT THREAD
Thread Length0.969 INCHES MAXIMUM STUD THREAD IN
Thread Series DesignatorUNS STUD THREAD
Nominal Thread Size0.750 INCHES STUD THREAD IN
Thread Pitch Diameters+0.7044 TO 0.7084 INCHES STUD THREAD IN
Shoulder Diameter1.125 INCHES MINIMUM AND 1.218 INCHES MAXIMUM IN
Thread Length1.218 INCHES MAXIMUM NUT THREAD IN
Thread Pitch Diameters+0.7044 TO 0.7084 INCHES NUT THREAD IN
Thread DirectionRIGHT-HAND NUT THREAD
Stud End Shank Diameter0.783 INCHES MINIMUM AND 0.786 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5970-00-010-1596306-0940-000 INTERCHANGEABLE
Insulator,bushing
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4320-00-218-3250021085-00 INTERCHANGEABLE
Impeller,pump,centrifugal
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5310-00-261-734000103321 INTERCHANGEABLE
Washer,lock
Rolls-Royce Solutions America Inc
6210-00-283-9741 INTERCHANGEABLE
Housing,light
6625-00-378-531121085 INTERCHANGEABLE
Cover
Telephonics Corp
5910-00-479-7054 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
2940-00-949-424151874 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
5998-01-097-846421085 INTERCHANGEABLE
Printed Wiring Board
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
1650-01-105-641521085 INTERCHANGEABLE
Reservoir
Parker Hannifin Corporation Div Hydraulic Systems Division
5995-01-171-1703 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Cross-Reference Index
Part NumberManufacturer
T146 PRIMARY Chief of Engineers Dept of Army (USA)
1665-21-3 Titan Wheel Corporation of Illinois (USA)
T146 PRIMARY Crane Carrier Company, Llc (USA)
X710 American Tractor Equipment Corp (USA)
12248R Portec Inc Pioneer Div (USA)
12248R Kolberg-Pioneer, Inc (USA)
GM285369 PRIMARY Abm Equipment, Llc (USA)
21085 Alliedsignal Inc Alliedsignal Braking Systems-Wheel End Products (USA)
12248L Alliedsignal Inc Alliedsignal Braking Systems-Wheel End Products (USA)
Related Parts
5970-00-010-1596INTERCHANGEABLE
INSULATOR,BUSHING
306-0940-000
4320-00-218-3250INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
021085-00
5310-00-261-7340INTERCHANGEABLE
WASHER,LOCK
00103321
6210-00-283-9741INTERCHANGEABLE
HOUSING,LIGHT
6625-00-378-5311INTERCHANGEABLE
COVER
21085
5910-00-479-7054INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
2940-00-949-4241INTERCHANGEABLE
FILTER ELEMENT,FLUID
51874
5998-01-097-8464INTERCHANGEABLE
PRINTED WIRING BOARD
21085
1650-01-105-6415INTERCHANGEABLE
RESERVOIR
21085
5995-01-171-1703INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
4730-01-238-0645INTERCHANGEABLE
NUT,UNION
T-146
6550-01-269-1923INTERCHANGEABLE
TEST DISCS,SODIUM HIPPURATE HYDR
R21085

Frequently Asked Questions

What is NSN 5307-00-637-1408?

NSN 5307-00-637-1408 is a Stud,shouldered, manufactured by Chief of Engineers Dept of Army, classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-00-637-1408?

NSN 5307-00-637-1408 has 9 cross-referenced part numbers: T146 (Chief of Engineers Dept of Army), 1665-21-3 (Titan Wheel Corporation of Illinois), T146 (Crane Carrier Company, Llc), X710 (American Tractor Equipment Corp), 12248R (Portec Inc Pioneer Div) and 4 more.

What NSN replaces 5307-00-637-1408?

There are 12 known substitutes for 5307-00-637-1408: 5970-00-010-1596, 4320-00-218-3250, 5310-00-261-7340 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T146?

Key specifications for T146: Thread Direction: RIGHT-HAND STUD THREAD; Overall Length: 3.125 INCHES NOMINAL IN; Style Designator: SHOULDERED; Nut End Shank Length: 0.625 INCHES NOMINAL IN. 23 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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