PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B887Bolt,hook

Microflect Co. Inc. Dba Valmont/microflect · NSN 5306-01-381-3922 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-381-3922 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-381-3922. Primary manufacturer part number: B887.
Features
  • Bolt,hook — FSC 5306
  • Features Provided: LOCK WASHER AND HEX NUT
  • Material: STEEL OVERALL
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Distance From Inside of Bend to Shank End: 3.125 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Thread Class: 2A A
  • Surface Treatment: ZINC OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,hook, cataloged under National Stock Number 5306-01-381-3922, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Microflect Co. Inc. Dba Valmont/microflect. Government technical data includes 7 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-381-3922
Primary Part NumberB887
Item NameBolt,hook
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerMicroflect Co. Inc. Dba Valmont/microflect
StatusACTIVE
Features ProvidedLOCK WASHER AND HEX NUT
MaterialSTEEL OVERALL
Nominal Thread Diameter0.375 INCHES IN
Distance From Inside of Bend to Shank End3.125 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Class2A A
Surface TreatmentZINC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1630-00-348-5765B8-87 INTERCHANGEABLE
Brake Shoe
Goodrich Corporation
6150-01-442-92505140336 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Raytheon Company Dba Raytheon
7010-01-511-5056B887 INTERCHANGEABLE
Server Rm Sparc
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
Cross-Reference Index
Part NumberManufacturer
B887 PRIMARY Microflect Co. Inc. Dba Valmont/microflect (USA)
51-40336 Microflect Co. Inc. Dba Valmont/microflect (USA)
Related Parts
1630-00-348-5765INTERCHANGEABLE
BRAKE SHOE
B8-87
6150-01-442-9250INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5140336
7010-01-511-5056INTERCHANGEABLE
SERVER RM SPARC
B887

Frequently Asked Questions

What is NSN 5306-01-381-3922?

NSN 5306-01-381-3922 is a Bolt,hook, manufactured by Microflect Co. Inc. Dba Valmont/microflect, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-381-3922?

NSN 5306-01-381-3922 has 2 cross-referenced part numbers: B887 (Microflect Co. Inc. Dba Valmont/microflect), 51-40336 (Microflect Co. Inc. Dba Valmont/microflect).

What NSN replaces 5306-01-381-3922?

There are 3 known substitutes for 5306-01-381-3922: 1630-00-348-5765, 6150-01-442-9250, 7010-01-511-5056. Verify interchangeability with system specifications before substitution.

What are the specifications of B887?

Key specifications for B887: Features Provided: LOCK WASHER AND HEX NUT; Material: STEEL OVERALL; Nominal Thread Diameter: 0.375 INCHES IN; Distance From Inside of Bend to Shank End: 3.125 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com