PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4020056Stud,plain

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5307-01-146-3189 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-01-146-3189 — this item is cataloged by the U.S. Government under National Stock Number 5307-01-146-3189. Primary manufacturer part number: 4020056.
Features
  • Stud,plain — FSC 5307
  • Material: STEEL
  • Thread Series Designator: UNS STUD THREAD
  • Thread Length: 0.560 INCHES MINIMUM AND 0.630 INCHES MAXIMUM NUT THREAD IN
  • Nominal Thread Size: 0.250 INCHES STUD THREAD IN
  • Material Document and Classification: AMS 7481 ASSN STD SINGLE MATERIAL RESPONSE
  • Thread Class: 3A NUT THREAD A
  • Thread Quantity Per Inch: 20 STUD THREAD
Applications
  • Applications requiring Steel construction
General Description

The Stud,plain, cataloged under National Stock Number 5307-01-146-3189, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5307-01-146-3189
Primary Part Number4020056
Item NameStud,plain
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
MaterialSTEEL
Thread Series DesignatorUNS STUD THREAD
Thread Length0.560 INCHES MINIMUM AND 0.630 INCHES MAXIMUM NUT THREAD IN
Nominal Thread Size0.250 INCHES STUD THREAD IN
Material Document and ClassificationAMS 7481 ASSN STD SINGLE MATERIAL RESPONSE
Thread Class3A NUT THREAD A
Thread Quantity Per Inch20 STUD THREAD
Thread Length0.690 INCHES MINIMUM AND 0.790 INCHES MAXIMUM STUD THREAD IN
Thread DirectionRIGHT-HAND STUD THREAD
Nominal Thread Size0.250 INCHES NUT THREAD IN
Thread Quantity Per Inch28 NUT THREAD
Thread DirectionRIGHT-HAND NUT THREAD
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD
Thread Class3A STUD THREAD A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1730-00-238-837969J5037-1 INTERCHANGEABLE
Frame,auxiliary
Air Armament Center/ En
5905-00-872-5956 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
6130-01-651-2255GB-180-101 INTERCHANGEABLE
Control,power Supply
Hydro Electronic Devices Inc
Cross-Reference Index
Part NumberManufacturer
5307PL0896667 Jednolity Indeks Materialowy - Uniform Material Index (POL)
4020056 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
4020056 Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA)
4020056 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
4020056 Pratt & Whitney Measurement Systems Inc. Dba Pratt & Whitney (USA)
4020056 Thompson Aerospace, Llc Dba Thompson Aerospace Llc (USA)
4020056 Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
1730-00-238-8379INTERCHANGEABLE
FRAME,AUXILIARY
69J5037-1
5905-00-872-5956INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
6130-01-651-2255INTERCHANGEABLE
CONTROL,POWER SUPPLY
GB-180-101

Frequently Asked Questions

What is NSN 5307-01-146-3189?

NSN 5307-01-146-3189 is a Stud,plain, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-01-146-3189?

NSN 5307-01-146-3189 has 7 cross-referenced part numbers: 5307PL0896667 (Jednolity Indeks Materialowy - Uniform Material Index), 4020056 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4020056 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana), 4020056 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 4020056 (Pratt & Whitney Measurement Systems Inc. Dba Pratt & Whitney) and 2 more.

What NSN replaces 5307-01-146-3189?

There are 3 known substitutes for 5307-01-146-3189: 1730-00-238-8379, 5905-00-872-5956, 6130-01-651-2255. Verify interchangeability with system specifications before substitution.

What are the specifications of 4020056?

Key specifications for 4020056: Material: STEEL; Thread Series Designator: UNS STUD THREAD; Thread Length: 0.560 INCHES MINIMUM AND 0.630 INCHES MAXIMUM NUT THREAD IN; Nominal Thread Size: 0.250 INCHES STUD THREAD IN. 15 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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