PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1-18Pin,straight,headless

Roller Bearing Co of America, Inc Div Pic Design · NSN 5315-00-721-7960 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-721-7960 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-721-7960. Primary manufacturer part number: A1-18.
Features
  • Pin,straight,headless — FSC 5315
  • First End Taper Angle: 45.0 DEGREES NOMINAL
  • Surface Treatment: PASSIVATE OVERALL
  • Material: STEEL COMP 302 OR STEEL COMP 303S OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL
  • Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Pin Overall Length: 1.860 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
  • Second End Relationship with First End: IDENTICAL
  • First End Taper Length: 0.010 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 302 or Steel Comp 303s or Steel Comp 303SE or Steel Comp 316 Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-00-721-7960, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5315-00-721-7960
Primary Part NumberA1-18
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
First End Taper Angle45.0 DEGREES NOMINAL
Surface TreatmentPASSIVATE OVERALL
MaterialSTEEL COMP 302 OR STEEL COMP 303S OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL
Surface Treatment Document and ClassificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Pin Overall Length1.860 INCHES MINIMUM AND 1.880 INCHES MAXIMUM IN
Second End Relationship with First EndIDENTICAL
First End Taper Length0.010 INCHES NOMINAL IN
First End StyleCHAMFERED
Pin Overall Diameter0.1245 INCHES MINIMUM AND 0.1247 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-280-5593 INTERCHANGEABLE
Transformer,power
4320-00-398-9354A118 INTERCHANGEABLE
Impeller,pump,centrifugal
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
5800334-2220-001 Thales Deutschland Gmbh Div Customer Services (DEU)
A1-18 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
13-660-00-028 Northrop Grumman Systems Corporation (USA)
Related Parts
5950-00-280-5593INTERCHANGEABLE
TRANSFORMER,POWER
4320-00-398-9354INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
A118

Frequently Asked Questions

What is NSN 5315-00-721-7960?

NSN 5315-00-721-7960 is a Pin,straight,headless, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-721-7960?

NSN 5315-00-721-7960 has 3 cross-referenced part numbers: 5800334-2220-001 (Thales Deutschland Gmbh Div Customer Services), A1-18 (Roller Bearing Co of America, Inc Div Pic Design), 13-660-00-028 (Northrop Grumman Systems Corporation).

What NSN replaces 5315-00-721-7960?

There are 2 known substitutes for 5315-00-721-7960: 5950-00-280-5593, 4320-00-398-9354. Verify interchangeability with system specifications before substitution.

What are the specifications of A1-18?

Key specifications for A1-18: First End Taper Angle: 45.0 DEGREES NOMINAL; Surface Treatment: PASSIVATE OVERALL; Material: STEEL COMP 302 OR STEEL COMP 303S OR STEEL COMP 303SE OR STEEL COMP 316 OVERALL; Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 9 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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