PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

99-1451Pin,straight,headless

Hamilton Sundstrand Corporation · NSN 5315-00-663-3921 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-663-3921 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-663-3921. Primary manufacturer part number: 99-1451.
Features
  • Pin,straight,headless — FSC 5315
  • Second End Relationship with First End: IDENTICAL
  • Pin Overall Length: 0.423 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN
  • Pin Overall Diameter: 0.0464 INCHES MINIMUM AND 0.0474 INCHES MAXIMUM IN
  • First End Style: SQUARE
  • Material: STEEL OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Hamilton Sundstrand Corporation
Applications
  • Applications requiring Steel Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-00-663-3921, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 5 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5315-00-663-3921
Primary Part Number99-1451
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusCANCELLED
Second End Relationship with First EndIDENTICAL
Pin Overall Length0.423 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN
Pin Overall Diameter0.0464 INCHES MINIMUM AND 0.0474 INCHES MAXIMUM IN
First End StyleSQUARE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
3110-00-142-0146020-009-1C INTERCHANGEABLE
Ball,bearing
Virginia Industries, Inc. Div Hartford Technologies, Inc.
6540-01-473-3704L12126 INTERCHANGEABLE
Target Unit Assy
Lombart Brothers, Inc Dba Marco Lombart Div Marco Lombart
2930-01-538-9734 INTERCHANGEABLE
Clutch,fan,engine
Cross-Reference Index
Part NumberManufacturer
99-1451 PRIMARY Hamilton Sundstrand Corporation (USA)
Related Parts
3110-00-142-0146INTERCHANGEABLE
BALL,BEARING
020-009-1C
6540-01-473-3704INTERCHANGEABLE
TARGET UNIT ASSY
L12126
2930-01-538-9734INTERCHANGEABLE
CLUTCH,FAN,ENGINE

Frequently Asked Questions

What is NSN 5315-00-663-3921?

NSN 5315-00-663-3921 is a Pin,straight,headless, manufactured by Hamilton Sundstrand Corporation, classified under FSC 5315 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5315-00-663-3921?

NSN 5315-00-663-3921 has 1 cross-referenced part number: 99-1451 (Hamilton Sundstrand Corporation).

What NSN replaces 5315-00-663-3921?

There are 3 known substitutes for 5315-00-663-3921: 3110-00-142-0146, 6540-01-473-3704, 2930-01-538-9734. Verify interchangeability with system specifications before substitution.

What are the specifications of 99-1451?

Key specifications for 99-1451: Second End Relationship with First End: IDENTICAL; Pin Overall Length: 0.423 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN; Pin Overall Diameter: 0.0464 INCHES MINIMUM AND 0.0474 INCHES MAXIMUM IN; First End Style: SQUARE. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-00-663-3921 still in active supply?

NSN 5315-00-663-3921 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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