PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-1640Pin,straight,headed

Spaenaur Inc · NSN 5315-01-307-6731 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-307-6731 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-307-6731. Primary manufacturer part number: B-1640.
Features
  • Pin,straight,headed — FSC 5315
  • 2 verified cross-references
  • Primary manufacturer: Spaenaur Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Pin,straight,headed, cataloged under National Stock Number 5315-01-307-6731, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Spaenaur Inc. 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.

Catalog Facts
Item NamePin,straight,headed
FSC / FSG5315 — No Item Name Available (FSG 53)
ManufacturersIntegrated Distribution Systemslimited Partnershipdba Waterous Power Systems (CAGE 35683); Spaenaur Inc (CAGE 94223)
Technical Specifications
ParameterValue
NSN5315-01-307-6731
Primary Part NumberB-1640
Item NamePin,straight,headed
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerSpaenaur Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-01-167-2931 INTERCHANGEABLE
Strainer,sediment
7035-01-632-947779C1041-00 INTERCHANGEABLE
Server,automatic Data Processing
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
Cross-Reference Index
Part NumberManufacturer
B-1640 Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems (CAN)
B-1640 PRIMARY Spaenaur Inc (CAN)
Related Parts
4730-01-167-2931INTERCHANGEABLE
STRAINER,SEDIMENT
7035-01-632-9477INTERCHANGEABLE
SERVER,AUTOMATIC DATA PROCESSING
79C1041-00

Frequently Asked Questions

What is NSN 5315-01-307-6731?

NSN 5315-01-307-6731 is a Pin,straight,headed, manufactured by Spaenaur Inc, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-307-6731?

NSN 5315-01-307-6731 has 2 cross-referenced part numbers: B-1640 (Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems), B-1640 (Spaenaur Inc).

What NSN replaces 5315-01-307-6731?

There are 2 known substitutes for 5315-01-307-6731: 4730-01-167-2931, 7035-01-632-9477. Verify interchangeability with system specifications before substitution.

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