PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51670Screw,cap,hexagon Head

Fasteners Inc. · NSN 5305-01-546-5400 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-546-5400 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-546-5400. Primary manufacturer part number: 51670.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Series Designator: M
  • Material: STEEL CORROSION RESISTING OVERALL
  • Head Style: HEXAGON
  • Thread Direction: RIGHT-HAND
  • 2 verified cross-references
  • Primary manufacturer: Fasteners Inc.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-546-5400, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fasteners Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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.

Technical Specifications
ParameterValue
NSN5305-01-546-5400
Primary Part Number51670
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFasteners Inc.
StatusACTIVE
Thread Series DesignatorM
MaterialSTEEL CORROSION RESISTING OVERALL
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-122-173251670 INTERCHANGEABLE
Coil,electrical
Cae Inc
4320-00-143-589451670 INTERCHANGEABLE
Retainer,pump
Eaton Aerospace, Llc Dba Jackson South
5331-00-166-1066M83248/1-115 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
3020-00-517-169951670 INTERCHANGEABLE
Gear,spur
Ambac International Corporation Div Ambac International
4820-01-123-826151670 INTERCHANGEABLE
Valve,bleeder,hydraulic System
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5935-01-251-04775167-0 INTERCHANGEABLE
Jack,tip
Fluke Electronics Corp
4820-01-287-487733554 INTERCHANGEABLE
Seat,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4820-01-328-208658330-45 ITEM 7 INTERCHANGEABLE
Valve,globe
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
51670 PRIMARY Fasteners Inc. (USA)
15.933.08.16.11 PRIMARY Fasteners Inc. (USA)
Related Parts
5950-00-122-1732INTERCHANGEABLE
COIL,ELECTRICAL
51670
4320-00-143-5894INTERCHANGEABLE
RETAINER,PUMP
51670
5331-00-166-1066INTERCHANGEABLE
O-RING
M83248/1-115
3020-00-517-1699INTERCHANGEABLE
GEAR,SPUR
51670
4820-01-123-8261INTERCHANGEABLE
VALVE,BLEEDER,HYDRAULIC SYSTEM
51670
5935-01-251-0477INTERCHANGEABLE
JACK,TIP
5167-0
4820-01-287-4877INTERCHANGEABLE
SEAT,VALVE
33554
4820-01-328-2086INTERCHANGEABLE
VALVE,GLOBE
58330-45 ITEM 7

Frequently Asked Questions

What is NSN 5305-01-546-5400?

NSN 5305-01-546-5400 is a Screw,cap,hexagon Head, manufactured by Fasteners Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-546-5400?

NSN 5305-01-546-5400 has 2 cross-referenced part numbers: 51670 (Fasteners Inc.), 15.933.08.16.11 (Fasteners Inc.).

What NSN replaces 5305-01-546-5400?

There are 8 known substitutes for 5305-01-546-5400: 5950-00-122-1732, 4320-00-143-5894, 5331-00-166-1066 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51670?

Key specifications for 51670: Thread Series Designator: M; Material: STEEL CORROSION RESISTING OVERALL; Special Features: MATERIAL IS 18-8 STAINLESS STEEL; Head Style: HEXAGON. 7 total characteristics are documented in the Federal Logistics Information System.

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