NSN 5306-01-408-1374 · NIIN 014081374 · Part number ST3M731-3-26
The Boeing Company Div Defense · FSC 5306 — Bolts · FSG 53 — Hardware and Abrasives · CAGE 76301
Government record, cited
NSN 5306-01-408-1374 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-408-1374. Manufacturer of record part number: ST3M731-3-26.
Also searched as5306-01-408-1374 ·
5306014081374 ·
NIIN 014081374 ·
01-408-1374 ·
FSC 5306 Bolts · CAGE 76301 · ST3M731-3-26
Surface Treatment Document and Classification: MIL-C-83488 MIL SPEC ALL TREATMENT RESPONSES OVERALL
Thread Length: 0.190 INCHES MINIMUM IN
Head Style: HEXAGON
Surface Treatment: ALUMINUM OVERALL
Thread Class: 3A A
Material: TITANIUM OVERALL
Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF)
Identification
NSN: 5306-01-408-1374
NIIN: 014081374
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives
Primary part number: ST3M731-3-26
Manufacturer: The Boeing Company Div Defense
General Description
The Bolt,machine, cataloged under National Stock Number 5306-01-408-1374, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5306-01-408-1374
Primary Part Number
ST3M731-3-26
Item Name
Bolt,machine
FSC / FSG
5306 / 53 — Bolts
Manufacturer
The Boeing Company Div Defense
Status
ACTIVE
Surface Treatment Document and Classification
MIL-C-83488 MIL SPEC ALL TREATMENT RESPONSES OVERALL
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276
5306-00-001-1276 · Item name not on file
5306-00-001-1949
5306-00-001-1949 · Item name not on file
5306-00-001-1988
5306-00-001-1988 · Item name not on file
5306-00-001-1989
5306-00-001-1989 · Item name not on file
5306-00-001-1990
5306-00-001-1990 · Item name not on file
5306-00-001-1991
5306-00-001-1991 · Item name not on file
5306-00-001-1993
BOLT,SHEAR
5306-00-001-2017
BOLT,MACHINE
Frequently Asked Questions
What is NSN 5306-01-408-1374?
NSN 5306-01-408-1374 is a Bolt,machine, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
What part numbers are listed for NSN 5306-01-408-1374?
NSN 5306-01-408-1374 has 1 manufacturer part number on file: ST3M731-3-26 (The Boeing Company Div Defense).
What are the specifications of ST3M731-3-26?
Key specifications for ST3M731-3-26: Surface Treatment Document and Classification: MIL-C-83488 MIL SPEC ALL TREATMENT RESPONSES OVERALL; Thread Length: 0.190 INCHES MINIMUM IN; Head Style: HEXAGON; Surface Treatment: ALUMINUM OVERALL. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5306-01-408-1374 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.