PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44804Screw,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5305-00-479-3493 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-479-3493 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-479-3493. Primary manufacturer part number: 44804.
Features
  • Screw,machine — FSC 5305
  • Screw Material: STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE
  • Head Height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
  • Head Diameter: 0.311 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Thread Class: 3A A
  • Thread Direction: RIGHT-HAND
  • Head Style: FILLISTER
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-479-3493, is classified within Federal Supply Class 5305 (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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-479-3493
Primary Part Number44804
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Screw MaterialSTEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE
Head Height0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Head Diameter0.311 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
Internal Drive StyleCROSS RECESS TYPE 1
Thread Class3A A
Thread DirectionRIGHT-HAND
Head StyleFILLISTER
Thread Length0.500 INCHES MINIMUM IN
Thread Series DesignatorUNF
Nominal Thread Diameter0.190 INCHES IN
Fastener Length0.562 INCHES NOMINAL IN
Thread Quantity Per Inch32
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
4460-00-064-733944804 INTERCHANGEABLE
Seal Assembly,motor Shaft
Reliance Electric Company Dba Reliance & Dodge Brands
5120-00-249-1076 INTERCHANGEABLE
Handle,socket Wrench
4440-00-574-918658311-001-03 INTERCHANGEABLE
Drier,air-Gas,desiccant
Meggitt Troy Inc
2530-00-859-57674480-4 INTERCHANGEABLE
Tie Rod Tube
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5305-00-902-1087112949 INTERCHANGEABLE
Screw,machine
Telemechanics Inc
4310-00-947-3439R36389 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
Cross-Reference Index
Part NumberManufacturer
10-18183 Unison Industries Llc (USA)
10-18183 Amphenol Corp Div Amphenol Aerospace Operations (USA)
112949 Zf Industrieantriebe Witten Gmbh (DEU)
10-18183 Teledyne Industries Inc Teledyne Power Systems Div (USA)
44804 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
4460-00-064-7339INTERCHANGEABLE
SEAL ASSEMBLY,MOTOR SHAFT
44804
5120-00-249-1076INTERCHANGEABLE
HANDLE,SOCKET WRENCH
4440-00-574-9186INTERCHANGEABLE
DRIER,AIR-GAS,DESICCANT
58311-001-03
2530-00-859-5767INTERCHANGEABLE
TIE ROD TUBE
4480-4
5305-00-902-1087INTERCHANGEABLE
SCREW,MACHINE
112949
4310-00-947-3439INTERCHANGEABLE
RING,PISTON
R36389

Frequently Asked Questions

What is NSN 5305-00-479-3493?

NSN 5305-00-479-3493 is a Screw,machine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-479-3493?

NSN 5305-00-479-3493 has 5 cross-referenced part numbers: 10-18183 (Unison Industries Llc), 10-18183 (Amphenol Corp Div Amphenol Aerospace Operations), 112949 (Zf Industrieantriebe Witten Gmbh), 10-18183 (Teledyne Industries Inc Teledyne Power Systems Div), 44804 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5305-00-479-3493?

There are 6 known substitutes for 5305-00-479-3493: 4460-00-064-7339, 5120-00-249-1076, 4440-00-574-9186 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44804?

Key specifications for 44804: Screw Material: STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE; Head Height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Head Diameter: 0.311 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Internal Drive Style: CROSS RECESS TYPE 1. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-479-3493 still in active supply?

NSN 5305-00-479-3493 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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