PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100129Screw,cap,socket Head

Cummins Inc. · NSN 5305-00-721-3698 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-721-3698 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-721-3698. Primary manufacturer part number: 100129.
Features
  • Screw,cap,socket Head — FSC 5305
  • Internal Drive Style: HEXAGON
  • Thread Length: 1.000 INCHES NOMINAL IN
  • Thread Series Designator: UNRC
  • Material: STEEL OVERALL
  • Head Diameter: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
  • Thread Class: 3A A
  • Width Across Flats: 0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-721-3698, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-721-3698
Primary Part Number100129
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Internal Drive StyleHEXAGON
Thread Length1.000 INCHES NOMINAL IN
Thread Series DesignatorUNRC
MaterialSTEEL OVERALL
Head Diameter0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Thread Class3A A
Width Across Flats0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
Nominal Thread Diameter0.250 INCHES IN
Fastener Length3.000 INCHES NOMINAL IN
Head StyleFLAT CHAMFER
Head Height0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Material Document and ClassificationASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch20
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-040-9784100-129 INTERCHANGEABLE
Packing
Sheffer Corp
5310-00-169-7336 INTERCHANGEABLE
Washer,key
5998-00-419-0353 INTERCHANGEABLE
Circuit Card Assembly
5950-00-648-7028 INTERCHANGEABLE
Transformer,power
6130-00-847-1641100129 INTERCHANGEABLE
Power Supply Subassembly
Mission Systems Davenport Inc.
5306-01-017-5588100129 INTERCHANGEABLE
Bolt,tee Head
Prc Composites, Llc Dba Globe Plastics
5962-01-087-5972 INTERCHANGEABLE
Microcircuit,memory
Cross-Reference Index
Part NumberManufacturer
100129 Zf Industrieantriebe Witten Gmbh (DEU)
5305007213698 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
100129 PRIMARY Cummins Inc. (USA)
Related Parts
5330-00-040-9784INTERCHANGEABLE
PACKING
100-129
5310-00-169-7336INTERCHANGEABLE
WASHER,KEY
5998-00-419-0353INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5950-00-648-7028INTERCHANGEABLE
TRANSFORMER,POWER
6130-00-847-1641INTERCHANGEABLE
POWER SUPPLY SUBASSEMBLY
100129
5306-01-017-5588INTERCHANGEABLE
BOLT,TEE HEAD
100129
5962-01-087-5972INTERCHANGEABLE
MICROCIRCUIT,MEMORY

Frequently Asked Questions

What is NSN 5305-00-721-3698?

NSN 5305-00-721-3698 is a Screw,cap,socket Head, manufactured by Cummins Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-721-3698?

NSN 5305-00-721-3698 has 3 cross-referenced part numbers: 100129 (Zf Industrieantriebe Witten Gmbh), 5305007213698 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), 100129 (Cummins Inc.).

What NSN replaces 5305-00-721-3698?

There are 7 known substitutes for 5305-00-721-3698: 5330-00-040-9784, 5310-00-169-7336, 5998-00-419-0353 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100129?

Key specifications for 100129: Internal Drive Style: HEXAGON; Thread Length: 1.000 INCHES NOMINAL IN; Thread Series Designator: UNRC; Material: STEEL 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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