PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

636P4Stud,plain

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5307-00-149-4974 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-00-149-4974 — this item is cataloged by the U.S. Government under National Stock Number 5307-00-149-4974. Primary manufacturer part number: 636P4.
Features
  • Stud,plain — FSC 5307
  • Thread Series Designator: UNF NUT THREAD
  • Thread Length: 0.625 INCHES MINIMUM STUD THREAD IN
  • Thread Length: 0.438 INCHES MINIMUM NUT THREAD IN
  • Material: STEEL COMP 8735
  • Cotter Pin Hole Diameter: 0.094 INCHES NOMINAL FIRST HOLE IN
  • Thread Direction: RIGHT-HAND STUD THREAD
  • Surface Treatment: CADMIUM OVERALL
Applications
  • Applications requiring Steel Comp 8735 construction
General Description

The Stud,plain, cataloged under National Stock Number 5307-00-149-4974, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5307-00-149-4974
Primary Part Number636P4
Item NameStud,plain
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Thread Series DesignatorUNF NUT THREAD
Thread Length0.625 INCHES MINIMUM STUD THREAD IN
Thread Length0.438 INCHES MINIMUM NUT THREAD IN
MaterialSTEEL COMP 8735
Cotter Pin Hole Diameter0.094 INCHES NOMINAL FIRST HOLE IN
Thread DirectionRIGHT-HAND STUD THREAD
Surface TreatmentCADMIUM OVERALL
Thread Quantity Per Inch24 NUT THREAD
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) STUD THREAD
Thread Quantity Per Inch18 STUD THREAD
Thread Class3A NUT THREAD A
Distance From Cotter Pin Hole Centerline to Nut End0.094 INCHES NOMINAL FIRST HOLE IN
Thread DirectionRIGHT-HAND NUT THREAD
Nominal Thread Size0.312 INCHES STUD THREAD IN
Nominal Thread Size0.312 INCHES NUT THREAD IN
Thread Class3A STUD THREAD A
Material Document and ClassificationAMS 6320 ASSN STD SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-139-29906364 INTERCHANGEABLE
Washer,lock
Lexmark International, Inc. Dba Lexmark
5330-00-237-77256364 INTERCHANGEABLE
Gasket
893 Mfg, Llc
8345-00-275-7492 INTERCHANGEABLE
Flag,national
8345-00-286-5466 INTERCHANGEABLE
Flag,national
5940-00-450-6105636H120 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
8345-00-551-3578 INTERCHANGEABLE
Flag,national
4820-00-618-2717 INTERCHANGEABLE
Disk,rupturable
8345-00-682-6804 INTERCHANGEABLE
Flag,national
8345-00-782-6730 INTERCHANGEABLE
Flag,national
5305-01-197-09706364 INTERCHANGEABLE
Screw,cap,socket Head
Long-Lok Llc
Cross-Reference Index
Part NumberManufacturer
636-4 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
636-4 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
636P4 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5310-00-139-2990INTERCHANGEABLE
WASHER,LOCK
6364
5330-00-237-7725INTERCHANGEABLE
GASKET
6364
8345-00-275-7492INTERCHANGEABLE
FLAG,NATIONAL
8345-00-286-5466INTERCHANGEABLE
FLAG,NATIONAL
5940-00-450-6105INTERCHANGEABLE
TERMINAL,LUG
636H120
8345-00-551-3578INTERCHANGEABLE
FLAG,NATIONAL
4820-00-618-2717INTERCHANGEABLE
DISK,RUPTURABLE
8345-00-682-6804INTERCHANGEABLE
FLAG,NATIONAL
8345-00-782-6730INTERCHANGEABLE
FLAG,NATIONAL
5305-01-197-0970INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
6364
4730-01-200-8460INTERCHANGEABLE
CLAMP,HOSE
6364
2940-01-265-7212INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
46364

Frequently Asked Questions

What is NSN 5307-00-149-4974?

NSN 5307-00-149-4974 is a Stud,plain, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5307 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5307-00-149-4974?

NSN 5307-00-149-4974 has 3 cross-referenced part numbers: 636-4 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 636-4 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 636P4 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5307-00-149-4974?

There are 12 known substitutes for 5307-00-149-4974: 5310-00-139-2990, 5330-00-237-7725, 8345-00-275-7492 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 636P4?

Key specifications for 636P4: Thread Series Designator: UNF NUT THREAD; Thread Length: 0.625 INCHES MINIMUM STUD THREAD IN; Thread Length: 0.438 INCHES MINIMUM NUT THREAD IN; Material: STEEL COMP 8735. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5307-00-149-4974 still in active supply?

NSN 5307-00-149-4974 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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