PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7055651Setscrew

Naval Sea Systems Command · NSN 5305-01-487-2212 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-487-2212 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-487-2212. Primary manufacturer part number: 7055651.
Features
  • Setscrew — FSC 5305
  • Width Across Flats: 0.312 INCHES NOMINAL IN
  • Head Style: HEADLESS (SETSCREW)
  • Material: PLASTIC ACETAL OVERALL
  • Point Style: POINTLESS
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Class: 2A A
  • Thread Length: 1.000 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Acetal Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-01-487-2212, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-487-2212
Primary Part Number7055651
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Width Across Flats0.312 INCHES NOMINAL IN
Head StyleHEADLESS (SETSCREW)
MaterialPLASTIC ACETAL OVERALL
Point StylePOINTLESS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Class2A A
Thread Length1.000 INCHES NOMINAL IN
Thread Quantity Per Inch13
Internal Drive StyleHEXAGON
Nominal Thread Diameter0.500 INCHES IN
Thread DirectionRIGHT-HAND
Fastener Length1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-01-485-8082608-7120913 ITEM 61 INTERCHANGEABLE
Washer,recessed
Naval Sea Systems Command
5310-01-485-8094501-7055651 ITEM 50 INTERCHANGEABLE
Washer,flat
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
7055651 PRIMARY Naval Sea Systems Command (USA)
501-7055651 ITEM 114 Naval Sea Systems Command (USA)
DELRIN 500 .50DIA Du Pont E I De Nemours and Co Inc Security Director/legal Dept (USA)
Related Parts
5310-01-485-8082INTERCHANGEABLE
WASHER,RECESSED
608-7120913 ITEM 61
5310-01-485-8094INTERCHANGEABLE
WASHER,FLAT
501-7055651 ITEM 50

Frequently Asked Questions

What is NSN 5305-01-487-2212?

NSN 5305-01-487-2212 is a Setscrew, manufactured by Naval Sea Systems Command, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-487-2212?

NSN 5305-01-487-2212 has 3 cross-referenced part numbers: 7055651 (Naval Sea Systems Command), 501-7055651 ITEM 114 (Naval Sea Systems Command), DELRIN 500 .50DIA (Du Pont E I De Nemours and Co Inc Security Director/legal Dept).

What NSN replaces 5305-01-487-2212?

There are 2 known substitutes for 5305-01-487-2212: 5310-01-485-8082, 5310-01-485-8094. Verify interchangeability with system specifications before substitution.

What are the specifications of 7055651?

Key specifications for 7055651: End Item Identification: SEAWOLF CLASS SSN 688; Width Across Flats: 0.312 INCHES NOMINAL IN; Head Style: HEADLESS (SETSCREW); Material: PLASTIC ACETAL OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com