PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

990316-155Screw,machine

Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin · NSN 5305-00-638-9086 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-638-9086 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-638-9086. Primary manufacturer part number: 990316-155.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 32
  • Nominal Thread Diameter: 0.138 INCHES IN
  • Head Diameter: 0.275 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
  • Head Height: 0.071 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
  • Internal Drive Style: SLOT
  • Screw Surface Treatment: NICKEL
  • 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 5305-00-638-9086, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin. Government technical data includes 13 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-638-9086
Primary Part Number990316-155
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin
StatusACTIVE
Thread Quantity Per Inch32
Nominal Thread Diameter0.138 INCHES IN
Head Diameter0.275 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
Head Height0.071 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Internal Drive StyleSLOT
Screw Surface TreatmentNICKEL
Fastener Length0.250 INCHES NOMINAL IN
Screw MaterialCOPPER ALLOY
Thread DirectionRIGHT-HAND
Thread Length0.250 INCHES MINIMUM IN
Thread Class2A A
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head StyleBINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5305-00-054-437412442 INTERCHANGEABLE
Screw,machine
Stewart-Warner Corporation
5305-00-208-5689224215605 INTERCHANGEABLE
Screw,machine
Ford Electronics Mfg Corp
5305-00-292-671123-00093-010 INTERCHANGEABLE
Screw,machine
Raytheon Company
5305-00-407-9163A18066-4 INTERCHANGEABLE
Setscrew
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
990316-155 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
990316-155 Rca Corp Distributor and Special Products Div
ASAB18-6-1947 Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
5305-00-054-4374INTERCHANGEABLE
SCREW,MACHINE
12442
5305-00-208-5689INTERCHANGEABLE
SCREW,MACHINE
224215605
5305-00-292-6711INTERCHANGEABLE
SCREW,MACHINE
23-00093-010
5305-00-407-9163INTERCHANGEABLE
SETSCREW
A18066-4

Frequently Asked Questions

What is NSN 5305-00-638-9086?

NSN 5305-00-638-9086 is a Screw,machine, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-638-9086?

NSN 5305-00-638-9086 has 3 cross-referenced part numbers: 990316-155 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 990316-155 (Rca Corp Distributor and Special Products Div), ASAB18-6-1947 (Aeronautical Standards Group Dept of Navy and Air Force).

What NSN replaces 5305-00-638-9086?

There are 4 known substitutes for 5305-00-638-9086: 5305-00-054-4374, 5305-00-208-5689, 5305-00-292-6711 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 990316-155?

Key specifications for 990316-155: Thread Quantity Per Inch: 32; Nominal Thread Diameter: 0.138 INCHES IN; Head Diameter: 0.275 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN; Head Height: 0.071 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN. 13 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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