PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18338Screw,cap,socket Head

Sps Technologies, Llc Dba PB Fasteners · NSN 5305-01-273-4999 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-273-4999 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-273-4999. Primary manufacturer part number: 18338.
Features
  • Screw,cap,socket Head — FSC 5305
  • 1 verified cross-reference
  • Primary manufacturer: Sps Technologies, Llc Dba PB Fasteners
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-273-4999, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameScrew,cap,socket Head
FSC / FSG5305 — No Item Name Available (FSG 53)
ManufacturersSps Technologies, Llc Dba PB Fasteners (CAGE 56878)
Technical Specifications
ParameterValue
NSN5305-01-273-4999
Primary Part Number18338
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerSps Technologies, Llc Dba PB Fasteners
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-080-468218338 INTERCHANGEABLE
Coil,radio Frequency
Albert Frei & Sons, Inc. Dba Afs
2835-00-654-678018338 INTERCHANGEABLE
Base Assembly
Alamo Aircraft, Ltd.
5133-00-838-5368 INTERCHANGEABLE
Drill,twist
6130-01-035-8984 INTERCHANGEABLE
Cover,top
5330-01-071-795618338 INTERCHANGEABLE
Gasket
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
4130-01-501-7354835-P080-100 INTERCHANGEABLE
Vacu-Discs,gold Psa
Dcm Clean Air Products, Inc.
6515-01-588-89490270-0681 INTERCHANGEABLE
Stylet,tracheal Tube
Verathon Inc
Cross-Reference Index
Part NumberManufacturer
18338 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
Related Parts
5950-00-080-4682INTERCHANGEABLE
COIL,RADIO FREQUENCY
18338
2835-00-654-6780INTERCHANGEABLE
BASE ASSEMBLY
18338
5133-00-838-5368INTERCHANGEABLE
DRILL,TWIST
6130-01-035-8984INTERCHANGEABLE
COVER,TOP
5330-01-071-7956INTERCHANGEABLE
GASKET
18338
4130-01-501-7354INTERCHANGEABLE
VACU-DISCS,GOLD PSA
835-P080-100
6515-01-588-8949INTERCHANGEABLE
STYLET,TRACHEAL TUBE
0270-0681

Frequently Asked Questions

What is NSN 5305-01-273-4999?

NSN 5305-01-273-4999 is a Screw,cap,socket Head, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-273-4999?

NSN 5305-01-273-4999 has 1 cross-referenced part number: 18338 (Sps Technologies, Llc Dba PB Fasteners).

What NSN replaces 5305-01-273-4999?

There are 7 known substitutes for 5305-01-273-4999: 5950-00-080-4682, 2835-00-654-6780, 5133-00-838-5368 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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