PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90531-01Screw,machine

Ge Aviation Systems Llc · NSN 5305-00-297-8506 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-297-8506 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-297-8506. Primary manufacturer part number: 90531-01.
Features
  • Screw,machine — FSC 5305
  • Nominal Thread Diameter: 0.086 INCHES IN
  • Head Diameter: 0.140 INCHES NOMINAL IN
  • Screw Surface Treatment: PASSIVATE
  • Head Style: FILLISTER
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Head Height: 0.055 INCHES NOMINAL IN
  • Fastener Length: 0.250 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-297-8506, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-297-8506
Primary Part Number90531-01
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGe Aviation Systems Llc
StatusACTIVE
Nominal Thread Diameter0.086 INCHES IN
Head Diameter0.140 INCHES NOMINAL IN
Screw Surface TreatmentPASSIVATE
Head StyleFILLISTER
Internal Drive StyleCROSS RECESS TYPE 1
Head Height0.055 INCHES NOMINAL IN
Fastener Length0.250 INCHES NOMINAL IN
Thread Class2A A
Thread DirectionRIGHT-HAND
Screw Material Document and ClassificationMIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch56
Thread Length0.143 INCHES MINIMUM IN
Screw MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 316
Minimum Tensile Strength100000 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2910-00-353-9114BM4 INTERCHANGEABLE
Pump
Cummins Inc.
5910-00-615-97179053101 INTERCHANGEABLE
Capacitor,fixed,glass Dielectric
Us Army Aviation and Missile Command
6645-00-904-2754D95C8CE INTERCHANGEABLE
Meter,time Totalizing
Electrodynamics Inc Div L3harris Electrodynamics Inc
4920-01-300-756090531 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
Cross-Reference Index
Part NumberManufacturer
90531 Ge Aviation Systems Llc (USA)
90531-01 PRIMARY Ge Aviation Systems Llc (USA)
Related Parts
2910-00-353-9114INTERCHANGEABLE
PUMP
BM4
5910-00-615-9717INTERCHANGEABLE
CAPACITOR,FIXED,GLASS DIELECTRIC
9053101
6645-00-904-2754INTERCHANGEABLE
METER,TIME TOTALIZING
D95C8CE
4920-01-300-7560INTERCHANGEABLE
TEST PROGRAM SET
90531

Frequently Asked Questions

What is NSN 5305-00-297-8506?

NSN 5305-00-297-8506 is a Screw,machine, manufactured by Ge Aviation Systems Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-297-8506?

NSN 5305-00-297-8506 has 2 cross-referenced part numbers: 90531 (Ge Aviation Systems Llc), 90531-01 (Ge Aviation Systems Llc).

What NSN replaces 5305-00-297-8506?

There are 4 known substitutes for 5305-00-297-8506: 2910-00-353-9114, 5910-00-615-9717, 6645-00-904-2754 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 90531-01?

Key specifications for 90531-01: Nominal Thread Diameter: 0.086 INCHES IN; Head Diameter: 0.140 INCHES NOMINAL IN; Screw Surface Treatment: PASSIVATE; Head Style: FILLISTER. 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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