PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-C-660866Thumbscrew

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5305-00-245-1477 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-245-1477 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-245-1477. Primary manufacturer part number: SM-C-660866.
Features
  • Thumbscrew — FSC 5305
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Thread Series Designator: UNF
  • Thread Quantity Per Inch: 24
  • Thread Direction: RIGHT-HAND
  • Thread Class: 2A A
  • 6 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Thumbscrew, cataloged under National Stock Number 5305-00-245-1477, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-245-1477
Primary Part NumberSM-C-660866
Item NameThumbscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Nominal Thread Diameter0.375 INCHES IN
Thread Series DesignatorUNF
Thread Quantity Per Inch24
Thread DirectionRIGHT-HAND
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
3455-00-187-2570 INTERCHANGEABLE
File,rotary
5310-00-222-0715MS21258-23 INTERCHANGEABLE
Washer,key
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5940-00-231-1603 INTERCHANGEABLE
Terminal,lug
3120-00-830-02465196793 INTERCHANGEABLE
Bearing,sleeve
Rolls-Royce Solutions America Inc
4920-01-022-2842 INTERCHANGEABLE
Blanket,cover,heater
5310-01-065-259633115 INTERCHANGEABLE
Washer,flat
Fastenal Company Dba Fastenal Co
4330-01-226-388733115 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
2815-01-396-061633115 INTERCHANGEABLE
Oil Pump Assembly,engine
Westerbeke Corporation
Cross-Reference Index
Part NumberManufacturer
0960080 Airesearch Aviation (USA)
33115 Herber Aircraft Service, Inc. (USA)
SM-C-660866 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
33115 Danfoss Power Solutions II, Llc (USA)
33115 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
33115 PRIMARY Kinedyne Llc (USA)
Related Parts
3455-00-187-2570INTERCHANGEABLE
FILE,ROTARY
5310-00-222-0715INTERCHANGEABLE
WASHER,KEY
MS21258-23
5940-00-231-1603INTERCHANGEABLE
TERMINAL,LUG
3120-00-830-0246INTERCHANGEABLE
BEARING,SLEEVE
5196793
4920-01-022-2842INTERCHANGEABLE
BLANKET,COVER,HEATER
5310-01-065-2596INTERCHANGEABLE
WASHER,FLAT
33115
4330-01-226-3887INTERCHANGEABLE
FILTER ELEMENT,FLUID
33115
2815-01-396-0616INTERCHANGEABLE
OIL PUMP ASSEMBLY,ENGINE
33115

Frequently Asked Questions

What is NSN 5305-00-245-1477?

NSN 5305-00-245-1477 is a Thumbscrew, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-245-1477?

NSN 5305-00-245-1477 has 6 cross-referenced part numbers: 0960080 (Airesearch Aviation), 33115 (Herber Aircraft Service, Inc.), SM-C-660866 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 33115 (Danfoss Power Solutions II, Llc), 33115 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution) and 1 more.

What NSN replaces 5305-00-245-1477?

There are 8 known substitutes for 5305-00-245-1477: 3455-00-187-2570, 5310-00-222-0715, 5940-00-231-1603 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-C-660866?

Key specifications for SM-C-660866: Nominal Thread Diameter: 0.375 INCHES IN; Thread Series Designator: UNF; Thread Quantity Per Inch: 24; Thread Direction: RIGHT-HAND. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-245-1477 still in active supply?

NSN 5305-00-245-1477 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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