PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12557Screw,cap,socket Head

Sps Technologies, Llc Dba PB Fasteners · NSN 5305-01-273-4983 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-273-4983 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-273-4983. Primary manufacturer part number: 12557.
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 5305-01-273-4983, 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. 11 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
NSN5305-01-273-4983
Primary Part Number12557
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 11
3805-00-024-243112557 INTERCHANGEABLE
Shaft,control Lever
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
2910-00-164-38031255A7 INTERCHANGEABLE
Cap Assembly,tank,fuel
Protectoseal Co Container Div
2915-00-302-428312-557 INTERCHANGEABLE
Cap,internal Outlet,booster Pump
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
1650-00-347-1278 INTERCHANGEABLE
Rotor Assy,valve
4935-00-350-6335 INTERCHANGEABLE
Wearplate,pump Assy
4320-00-410-902412557 INTERCHANGEABLE
Wearplate,pump
Itt Jabsco Products
5331-01-143-8257 INTERCHANGEABLE
O-Ring
5965-01-170-879912557 INTERCHANGEABLE
Loudspeaker,permanent Magnet
Edo-Aire
6625-01-281-399412557 INTERCHANGEABLE
Indicator,electrical Potential
Auto Vehicle Parts Co Dba Au-Ve-Co
4820-01-286-1961 INTERCHANGEABLE
Valve,check
Cross-Reference Index
Part NumberManufacturer
12557 PRIMARY Sps Technologies, Llc Dba PB Fasteners (USA)
Related Parts
3805-00-024-2431INTERCHANGEABLE
SHAFT,CONTROL LEVER
12557
2910-00-164-3803INTERCHANGEABLE
CAP ASSEMBLY,TANK,FUEL
1255A7
2915-00-302-4283INTERCHANGEABLE
CAP,INTERNAL OUTLET,BOOSTER PUMP
12-557
1650-00-347-1278INTERCHANGEABLE
ROTOR ASSY,VALVE
4935-00-350-6335INTERCHANGEABLE
WEARPLATE,PUMP ASSY
4320-00-410-9024INTERCHANGEABLE
WEARPLATE,PUMP
12557
5331-01-143-8257INTERCHANGEABLE
O-RING
5965-01-170-8799INTERCHANGEABLE
LOUDSPEAKER,PERMANENT MAGNET
12557
6625-01-281-3994INTERCHANGEABLE
INDICATOR,ELECTRICAL POTENTIAL
12557
4820-01-286-1961INTERCHANGEABLE
VALVE,CHECK
5930-01-287-3751INTERCHANGEABLE
SWITCH,ROTARY
1-2557

Frequently Asked Questions

What is NSN 5305-01-273-4983?

NSN 5305-01-273-4983 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 5305-01-273-4983?

NSN 5305-01-273-4983 has 1 cross-referenced part number: 12557 (Sps Technologies, Llc Dba PB Fasteners).

What NSN replaces 5305-01-273-4983?

There are 11 known substitutes for 5305-01-273-4983: 3805-00-024-2431, 2910-00-164-3803, 2915-00-302-4283 and 8 more. Verify interchangeability with system specifications before substitution.

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