PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1383APin,grooved,headed

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5315-00-244-3901 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-244-3901 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-244-3901. Primary manufacturer part number: 1383A.
Features
  • Pin,grooved,headed — FSC 5315
  • Undercut Diameter: 0.129 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
  • Hardness Rating: 58.0 ROCKWELL C NOMINAL OVERALL
  • Under Head Length: 1.188 INCHES NOMINAL IN
  • Features Provided: CASEHARDENED
  • Diameter: 0.309 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
  • Effective Length: 0.969 INCHES NOMINAL IN
  • Head Style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
Applications
  • Applications requiring Steel Overall construction
General Description

The Pin,grooved,headed, cataloged under National Stock Number 5315-00-244-3901, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-244-3901
Primary Part Number1383A
Item NamePin,grooved,headed
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Undercut Diameter0.129 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
Hardness Rating58.0 ROCKWELL C NOMINAL OVERALL
Under Head Length1.188 INCHES NOMINAL IN
Features ProvidedCASEHARDENED
Diameter0.309 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN
Effective Length0.969 INCHES NOMINAL IN
Head StylePAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
Height0.125 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Pin Head Diameter0.438 INCHES NOMINAL IN
Style DesignatorGROOVE
Undercut Width0.052 INCHES MINIMUM AND 0.058 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5940-00-229-96441383A INTERCHANGEABLE
Terminal Board
Birnbach Co Inc
5365-00-363-03601383A INTERCHANGEABLE
Shim
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Cross-Reference Index
Part NumberManufacturer
1383A American-Marsh Pumps Inc (USA)
1383A PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
5940-00-229-9644INTERCHANGEABLE
TERMINAL BOARD
1383A
5365-00-363-0360INTERCHANGEABLE
SHIM
1383A

Frequently Asked Questions

What is NSN 5315-00-244-3901?

NSN 5315-00-244-3901 is a Pin,grooved,headed, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-244-3901?

NSN 5315-00-244-3901 has 2 cross-referenced part numbers: 1383A (American-Marsh Pumps Inc), 1383A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 5315-00-244-3901?

There are 2 known substitutes for 5315-00-244-3901: 5940-00-229-9644, 5365-00-363-0360. Verify interchangeability with system specifications before substitution.

What are the specifications of 1383A?

Key specifications for 1383A: Undercut Diameter: 0.129 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN; Hardness Rating: 58.0 ROCKWELL C NOMINAL OVERALL; Under Head Length: 1.188 INCHES NOMINAL IN; Features Provided: CASEHARDENED. 12 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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