PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9437Bolt,assembled Washer

Powers Fasteners, Inc. · NSN 5306-01-646-8953 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-646-8953 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-646-8953. Primary manufacturer part number: 9437.
Features
  • Bolt,assembled Washer — FSC 5306
  • Primary Washer Style: FLAT
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Diameter: 0.313 INCHES IN
  • Head Style: HEXAGON
  • Extended Washer Diameter: 0.813 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 18
  • Width Between Flats: 0.500 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Property Class 18.8 Overall construction
General Description

The Bolt,assembled Washer, cataloged under National Stock Number 5306-01-646-8953, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Powers Fasteners, Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-646-8953
Primary Part Number9437
Item NameBolt,assembled Washer
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerPowers Fasteners, Inc.
StatusACTIVE
Primary Washer StyleFLAT
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.313 INCHES IN
Head StyleHEXAGON
Extended Washer Diameter0.813 INCHES NOMINAL IN
Thread Quantity Per Inch18
Width Between Flats0.500 INCHES NOMINAL IN
Handle Diameter0.375 INCHES NOMINAL IN
Fastener Length4.000 INCHES NOMINAL IN
Washer Quantity1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL PROPERTY CLASS 18.8 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2825-00-446-93649437 INTERCHANGEABLE
Stem W Nut
Northrop Grumman Systems Corporation Div Marine Systems
5905-01-047-6912101426 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
L3harris Technologies, Inc Div Space & Airborne Systems
5965-01-194-27689437 INTERCHANGEABLE
Handset
Hose-Mccann Telephone Co, Inc
6230-01-276-07199437 INTERCHANGEABLE
Support Assembly,se
Carlisle & Finch Co
Cross-Reference Index
Part NumberManufacturer
9437 PRIMARY Powers Fasteners, Inc. (USA)
92405A203 Mcmaster-Carr Supply Co (USA)
Related Parts
2825-00-446-9364INTERCHANGEABLE
STEM W NUT
9437
5905-01-047-6912INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
101426
5965-01-194-2768INTERCHANGEABLE
HANDSET
9437
6230-01-276-0719INTERCHANGEABLE
SUPPORT ASSEMBLY,SE
9437

Frequently Asked Questions

What is NSN 5306-01-646-8953?

NSN 5306-01-646-8953 is a Bolt,assembled Washer, manufactured by Powers Fasteners, Inc., classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-646-8953?

NSN 5306-01-646-8953 has 2 cross-referenced part numbers: 9437 (Powers Fasteners, Inc.), 92405A203 (Mcmaster-Carr Supply Co).

What NSN replaces 5306-01-646-8953?

There are 4 known substitutes for 5306-01-646-8953: 2825-00-446-9364, 5905-01-047-6912, 5965-01-194-2768 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9437?

Key specifications for 9437: Primary Washer Style: FLAT; Thread Direction: RIGHT-HAND; Nominal Thread Diameter: 0.313 INCHES IN; Head Style: HEXAGON. 13 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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