PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

499291Screw,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5305-00-941-0211 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-941-0211 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-941-0211. Primary manufacturer part number: 499291.
Features
  • Screw,machine — FSC 5305
  • Hole Diameter: 0.047 INCHES NOMINAL IN
  • Hole Quantity: 2
  • Head Hole Configuration Style: HEXAGON FLATS
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 32
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Width Between Flats: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-941-0211, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5305-00-941-0211
Primary Part Number499291
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Hole Diameter0.047 INCHES NOMINAL IN
Hole Quantity2
Head Hole Configuration StyleHEXAGON FLATS
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch32
Nominal Thread Diameter0.164 INCHES IN
Width Between Flats0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Thread Length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Screw Material Document and ClassificationAMS 5637 ASSN STD SINGLE MATERIAL RESPONSE
Screw MaterialSTEEL COMP 302
Thread Series DesignatorUNJC
Fastener Length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Thread Class3A A
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH LBS
Head StyleHEXAGON
Screw Surface TreatmentPASSIVATE
Head Height0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6515-01-507-0766499.291 INTERCHANGEABLE
Hook,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
499291 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
6515-01-507-0766INTERCHANGEABLE
HOOK,BONE
499.291

Frequently Asked Questions

What is NSN 5305-00-941-0211?

NSN 5305-00-941-0211 is a Screw,machine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-941-0211?

NSN 5305-00-941-0211 has 1 cross-referenced part number: 499291 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5305-00-941-0211?

There is 1 known substitute for 5305-00-941-0211: 6515-01-507-0766. Verify interchangeability with system specifications before substitution.

What are the specifications of 499291?

Key specifications for 499291: Hole Diameter: 0.047 INCHES NOMINAL IN; Hole Quantity: 2; Head Hole Configuration Style: HEXAGON FLATS; Thread Direction: RIGHT-HAND. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com