PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51095Screw,machine

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5305-00-147-6330 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-147-6330 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-147-6330. Primary manufacturer part number: 51095.
Features
  • Screw,machine — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Screw Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
  • Head Diameter: 0.470 INCHES NOMINAL IN
  • Thread Class: 3A A
  • Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
  • Head Style: FLAT COUNTERSUNK
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-147-6330, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5305-00-147-6330
Primary Part Number51095
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.250 INCHES IN
Screw Material Document and ClassificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
Head Diameter0.470 INCHES NOMINAL IN
Thread Class3A A
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Head StyleFLAT COUNTERSUNK
Internal Drive StyleCROSS RECESS TYPE 1
Thread Length0.707 INCHES MINIMUM IN
Screw MaterialSTEEL COMP 8740
Thread Quantity Per Inch20
Countersink Angle82.0 DEGREES NOMINAL
Fastener Length1.000 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Screw Surface TreatmentCADMIUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1620-00-756-91675109 INTERCHANGEABLE
Bolt,special,nose Landing Gear
Goodrich Aerospace Canada Ltd
Cross-Reference Index
Part NumberManufacturer
51095 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
51095 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
1620-00-756-9167INTERCHANGEABLE
BOLT,SPECIAL,NOSE LANDING GEAR
5109

Frequently Asked Questions

What is NSN 5305-00-147-6330?

NSN 5305-00-147-6330 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 5305-00-147-6330?

NSN 5305-00-147-6330 has 2 cross-referenced part numbers: 51095 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 51095 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5305-00-147-6330?

There is 1 known substitute for 5305-00-147-6330: 1620-00-756-9167. Verify interchangeability with system specifications before substitution.

What are the specifications of 51095?

Key specifications for 51095: Thread Direction: RIGHT-HAND; Nominal Thread Diameter: 0.250 INCHES IN; Screw Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE; Head Diameter: 0.470 INCHES NOMINAL IN. 15 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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