NSN 5306-01-323-5539 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-323-5539. Manufacturer of record part number: 400-72218.
Distance From Inside of Bend to Shank End: 6.000 INCHES NOMINAL IN
Thread Length: 4.000 INCHES NOMINAL IN
Hook Inside Width: 0.375 INCHES NOMINAL IN
Style Designator: ROUND BEND
Nominal Thread Diameter: 0.500 INCHES IN
Thread Direction: RIGHT-HAND
Distance From Inside Center of Bend to Hook End: 0.375 INCHES NOMINAL IN
Identification
NSN: 5306-01-323-5539
NIIN: 013235539
FSC: 5306 — Bolts
FSG: 53 — Hardware and Abrasives
Primary part number: 400-72218
Manufacturer: M-B Companies, Inc
General Description
The Bolt,hook, cataloged under National Stock Number 5306-01-323-5539, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is M-B Companies, Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
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 5306-01-323-5539?
NSN 5306-01-323-5539 is a Bolt,hook, manufactured by M-B Companies, Inc, classified under FSC 5306, Bolts. Status: active.
What part numbers are listed for NSN 5306-01-323-5539?
NSN 5306-01-323-5539 has 2 manufacturer part numbers on file: 401-94251 (M-B Companies, Inc), 400-72218 (M-B Companies, Inc).
What are the specifications of 400-72218?
Key specifications for 400-72218: Distance From Inside of Bend to Shank End: 6.000 INCHES NOMINAL IN; Thread Length: 4.000 INCHES NOMINAL IN; Hook Inside Width: 0.375 INCHES NOMINAL IN; Style Designator: ROUND BEND. 11 specifications are documented in the U.S. Government catalog.
Is NSN 5306-01-323-5539 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.