NSN 5305-01-044-6553 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-044-6553. Manufacturer of record part number: PWA51783-2.
Also searched as5305-01-044-6553 ·
5305010446553 ·
NIIN 010446553 ·
01-044-6553 ·
FSC 5305 Screws · CAGE 77445 · PWA51783-2
Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Identification
NSN: 5305-01-044-6553
NIIN: 010446553
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: PWA51783-2
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Setscrew, cataloged under National Stock Number 5305-01-044-6553, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5305-01-044-6553
Primary Part Number
PWA51783-2
Item Name
Setscrew
FSC / FSG
5305 / 53 — Screws
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-1397
5305-00-000-1397 · Item name not on file
5305-00-000-2625
5305-00-000-2625 · Item name not on file
5305-00-000-3669
5305-00-000-3669 · Item name not on file
5305-00-000-3830
5305-00-000-3830 · Item name not on file
5305-00-000-3831
5305-00-000-3831 · Item name not on file
Frequently Asked Questions
What is NSN 5305-01-044-6553?
NSN 5305-01-044-6553 is a Setscrew, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5305, Screws. Status: active.
What part numbers are listed for NSN 5305-01-044-6553?
NSN 5305-01-044-6553 has 1 manufacturer part number on file: PWA51783-2 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA51783-2?
Key specifications for PWA51783-2: Fastener Length: 6.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.500 INCHES IN; Head Style: HEXAGON; Thread Direction: RIGHT-HAND. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-044-6553 hazardous material?
No hazard code in the DLA record (HMIC N). 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.