PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

283932Screw,machine

Precision Speed Manufacturing, Llc · NSN 5305-00-809-8393 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-809-8393 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-809-8393. Primary manufacturer part number: 283932.
Features
  • Screw,machine — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Screw Material: IRON ALLOY 660
  • Head Style: HEXAGON
  • Screw Surface Treatment: SILVER
  • Internal Drive Style: SLOT
  • Nonstandard Thread Pitch Diameter: +0.1644 TO 0.1667 INCHES IN
  • Thread Series Designator: UNF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-809-8393, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Precision Speed Manufacturing, Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-809-8393
Primary Part Number283932
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerPrecision Speed Manufacturing, Llc
StatusACTIVE
Thread DirectionRIGHT-HAND
Screw MaterialIRON ALLOY 660
Head StyleHEXAGON
Screw Surface TreatmentSILVER
Internal Drive StyleSLOT
Nonstandard Thread Pitch Diameter+0.1644 TO 0.1667 INCHES IN
Thread Series DesignatorUNF
Thread Quantity Per Inch32
Width Between Flats0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
Nominal Thread Diameter0.190 INCHES IN
Head Height0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
Fastener Length0.553 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
Thread Length0.491 INCHES MINIMUM AND 0.553 INCHES MAXIMUM IN
Screw Material Document and ClassificationAMS 5735 ASSN STD SINGLE MATERIAL RESPONSE
Hardness Rating36.0 ROCKWELL C MAXIMUM
Precious MaterialSILVER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-00-541-5874103081N INTERCHANGEABLE
Valve,modulating
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Cross-Reference Index
Part NumberManufacturer
283932 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
283932 PRIMARY Precision Speed Manufacturing, Llc (USA)
283932 Accurate Threaded Products Company the (USA)
Related Parts
4820-00-541-5874INTERCHANGEABLE
VALVE,MODULATING
103081N

Frequently Asked Questions

What is NSN 5305-00-809-8393?

NSN 5305-00-809-8393 is a Screw,machine, manufactured by Precision Speed Manufacturing, Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-809-8393?

NSN 5305-00-809-8393 has 3 cross-referenced part numbers: 283932 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 283932 (Precision Speed Manufacturing, Llc), 283932 (Accurate Threaded Products Company the).

What NSN replaces 5305-00-809-8393?

There is 1 known substitute for 5305-00-809-8393: 4820-00-541-5874. Verify interchangeability with system specifications before substitution.

What are the specifications of 283932?

Key specifications for 283932: Thread Direction: RIGHT-HAND; Screw Material: IRON ALLOY 660; Head Style: HEXAGON; Screw Surface Treatment: SILVER. 16 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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