PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10491092Screw,cap,hexagon Head

Nimikkeistokeskus Ncb Finland · NSN 5305-00-018-1370 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-018-1370 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-018-1370. Primary manufacturer part number: 10491092.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Fastener Length: 1.250 INCHES NOMINAL IN
  • Thread Class: 2A A
  • Head Style: HEXAGON
  • Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
  • Material: STEEL OVERALL
  • Nondefinitive Spec/std Data: 2 TYPE AND 10P STYLE AND 5 GRADE
  • Thread Series Designator: UNF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-018-1370, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Nimikkeistokeskus Ncb Finland. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-018-1370
Primary Part Number10491092
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNimikkeistokeskus Ncb Finland
StatusACTIVE
Fastener Length1.250 INCHES NOMINAL IN
Thread Class2A A
Head StyleHEXAGON
Hardness Rating23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data2 TYPE AND 10P STYLE AND 5 GRADE
Thread Series DesignatorUNF
Thread Length1.000 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch24
Nominal Thread Diameter0.375 INCHES IN
Width Between Flats0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
Head Height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5920-00-228-4491S1-6 INTERCHANGEABLE
Fuse,plug
Cooper Bussmann, Llc Dba Cooper Industries
5305-00-269-3238B1821BH038F125N INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
6515-01-139-864918-1370 INTERCHANGEABLE
Forceps,tissue
Pilling Surgical Inc Dba Pilling Weck Div Pilling Instruments
5306-01-242-5782 INTERCHANGEABLE
Bolt,machine
4730-01-386-7250181370M INTERCHANGEABLE
Bolt,fluid Passage
Rolls-Royce Solutions America Inc
5306-01-682-4254181370 INTERCHANGEABLE
Bolt,machine
Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc
Cross-Reference Index
Part NumberManufacturer
10491092 Nimikkeistokeskus Ncb Finland (FIN)
AE17616-1 Hme, Inc. Dba Hme Ahrens-Fox (USA)
S1610 Meritor Heavy Vehicle Systems, Llc (USA)
FFS85TYPE2STYLE10PGRADE5 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
14X3208 Napco International Llc Dba Napco International Inc (USA)
S1610 Meritor Industrial Products, Llc (USA)
MS35296-62 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
181370 General Motors Corp (USA)
Related Parts
5920-00-228-4491INTERCHANGEABLE
FUSE,PLUG
S1-6
5305-00-269-3238INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
B1821BH038F125N
6515-01-139-8649INTERCHANGEABLE
FORCEPS,TISSUE
18-1370
5306-01-242-5782INTERCHANGEABLE
BOLT,MACHINE
4730-01-386-7250INTERCHANGEABLE
BOLT,FLUID PASSAGE
181370M
5306-01-682-4254INTERCHANGEABLE
BOLT,MACHINE
181370

Frequently Asked Questions

What is NSN 5305-00-018-1370?

NSN 5305-00-018-1370 is a Screw,cap,hexagon Head, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-018-1370?

NSN 5305-00-018-1370 has 8 cross-referenced part numbers: 10491092 (Nimikkeistokeskus Ncb Finland), AE17616-1 (Hme, Inc. Dba Hme Ahrens-Fox), S1610 (Meritor Heavy Vehicle Systems, Llc), FFS85TYPE2STYLE10PGRADE5 (Federal Specifications Promulgated by General Services Administration Washington DC), 14X3208 (Napco International Llc Dba Napco International Inc) and 3 more.

What NSN replaces 5305-00-018-1370?

There are 6 known substitutes for 5305-00-018-1370: 5920-00-228-4491, 5305-00-269-3238, 6515-01-139-8649 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10491092?

Key specifications for 10491092: Fastener Length: 1.250 INCHES NOMINAL IN; Thread Class: 2A A; Head Style: HEXAGON; Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL. 14 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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