PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12540Screw,cap,socket Head

Sps Technologies, Llc Dba PB Fasteners · NSN 5305-01-273-4981 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-273-4981 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-273-4981. Primary manufacturer part number: 12540.
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 5305-01-273-4981, 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. 8 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
NSN5305-01-273-4981
Primary Part Number12540
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 8
5905-00-258-114212540 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cardwell Condenser Corp Lapointe-Admiral Div
1560-00-722-820012540-106A INTERCHANGEABLE
Duct Assembly,bleed Air
Arrowhead Products Corp
3950-00-807-8295 INTERCHANGEABLE
Pin,locking
5310-00-909-437114707 INTERCHANGEABLE
Washer,key
Westerbeke Corporation
5330-01-010-9679125-40 INTERCHANGEABLE
Seal,oil
Napco International Llc Dba Napco International Inc
2910-01-054-6990 INTERCHANGEABLE
Filter Element,fluid
5950-01-368-8898905529-1 INTERCHANGEABLE
Transformer,audio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5940-01-491-0840600 GP 12 PSB BB INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
Cross-Reference Index
Part NumberManufacturer
12540 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
Related Parts
5905-00-258-1142INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
12540
1560-00-722-8200INTERCHANGEABLE
DUCT ASSEMBLY,BLEED AIR
12540-106A
3950-00-807-8295INTERCHANGEABLE
PIN,LOCKING
5310-00-909-4371INTERCHANGEABLE
WASHER,KEY
14707
5330-01-010-9679INTERCHANGEABLE
SEAL,OIL
125-40
2910-01-054-6990INTERCHANGEABLE
FILTER ELEMENT,FLUID
5950-01-368-8898INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
905529-1
5940-01-491-0840INTERCHANGEABLE
TERMINAL BOARD
600 GP 12 PSB BB

Frequently Asked Questions

What is NSN 5305-01-273-4981?

NSN 5305-01-273-4981 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 5305-01-273-4981?

NSN 5305-01-273-4981 has 1 cross-referenced part number: 12540 (Sps Technologies, Llc Dba PB Fasteners).

What NSN replaces 5305-01-273-4981?

There are 8 known substitutes for 5305-01-273-4981: 5905-00-258-1142, 1560-00-722-8200, 3950-00-807-8295 and 5 more. Verify interchangeability with system specifications before substitution.

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