PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63372Screw,cap,socket Head

Accurate Screw Machine Corp Div Accurate Screw Machine Corporation · NSN 5305-01-370-9697 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-370-9697 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-370-9697. Primary manufacturer part number: 63372.
Features
  • Screw,cap,socket Head — FSC 5305
  • Thread Class: 3A A
  • Thread Quantity Per Inch: 20
  • Thread Series Designator: UNRC
  • Material: STEEL OVERALL
  • Fastener Length: 0.312 INCHES NOMINAL IN
  • Head Style: FLAT CHAMFER
  • Internal Drive Style: HEXAGON
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 5305-01-370-9697, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Accurate Screw Machine Corp Div Accurate Screw Machine Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-370-9697
Primary Part Number63372
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAccurate Screw Machine Corp Div Accurate Screw Machine Corporation
StatusACTIVE
Thread Class3A A
Thread Quantity Per Inch20
Thread Series DesignatorUNRC
MaterialSTEEL OVERALL
Fastener Length0.312 INCHES NOMINAL IN
Head StyleFLAT CHAMFER
Internal Drive StyleHEXAGON
Head Height0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
Nominal Thread Diameter0.250 INCHES IN
Thread DirectionRIGHT-HAND
Head Diameter0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Width Across Flats0.188 INCHES NOMINAL IN
Thread Length0.312 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-971-203863372 INTERCHANGEABLE
Reactor
L3harris Technologies, Inc Div Space & Airborne Systems
5999-01-040-634710284622-8 INTERCHANGEABLE
Contact Kit,electrical
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
63372 PRIMARY Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA)
Related Parts
5950-00-971-2038INTERCHANGEABLE
REACTOR
63372
5999-01-040-6347INTERCHANGEABLE
CONTACT KIT,ELECTRICAL
10284622-8

Frequently Asked Questions

What is NSN 5305-01-370-9697?

NSN 5305-01-370-9697 is a Screw,cap,socket Head, manufactured by Accurate Screw Machine Corp Div Accurate Screw Machine Corporation, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-370-9697?

NSN 5305-01-370-9697 has 1 cross-referenced part number: 63372 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).

What NSN replaces 5305-01-370-9697?

There are 2 known substitutes for 5305-01-370-9697: 5950-00-971-2038, 5999-01-040-6347. Verify interchangeability with system specifications before substitution.

What are the specifications of 63372?

Key specifications for 63372: Thread Class: 3A A; Thread Quantity Per Inch: 20; Thread Series Designator: UNRC; Material: STEEL OVERALL. 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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