PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21612Pin,straight,headless

Unison Industries Llc · NSN 5315-00-089-0107 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-089-0107 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-089-0107. Primary manufacturer part number: 21612.
Features
  • Pin,straight,headless — FSC 5315
  • First End Style: ROUND
  • Pin Overall Diameter: 0.1250 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN
  • Material: STEEL COMP 302 OVERALL
  • First End Outer Radius: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
  • Material Document and Classification: MIL-S-7720 COMP G MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Second End Relationship with First End: IDENTICAL
  • Surface Treatment: PASSIVATE OVERALL
Applications
  • Applications requiring Steel Comp 302 Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-00-089-0107, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Unison Industries Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-089-0107
Primary Part Number21612
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerUnison Industries Llc
StatusACTIVE
First End StyleROUND
Pin Overall Diameter0.1250 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN
MaterialSTEEL COMP 302 OVERALL
First End Outer Radius0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
Material Document and ClassificationMIL-S-7720 COMP G MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Second End Relationship with First EndIDENTICAL
Surface TreatmentPASSIVATE OVERALL
Pin Overall Length1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5977-00-038-1499 INTERCHANGEABLE
Brush,electrical Contact
2805-00-423-3278691583 INTERCHANGEABLE
Insert,engine Valve Seat
Briggs and Stratton Corp
5365-00-514-25016166350 INTERCHANGEABLE
Shim
U S Army Tank Automotive Command Amsta-Im-Mm
4820-00-563-6316216-12 INTERCHANGEABLE
Disk,valve
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5310-00-687-719921612 INTERCHANGEABLE
Washer,lock
Industrial Technologies and Services Llc
5950-01-068-5177240-0873-020 INTERCHANGEABLE
Coil,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
4320-01-447-660321612 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Coffin Turbo Pump Inc
Cross-Reference Index
Part NumberManufacturer
21612 PRIMARY Unison Industries Llc (USA)
21612 Zf Industrieantriebe Witten Gmbh (DEU)
21612 Mason Electric Co. Dba Mason Controls (USA)
21612 Amphenol Corp Div Amphenol Aerospace Operations (USA)
21612 Satair A/s (DNK)
Related Parts
5977-00-038-1499INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
2805-00-423-3278INTERCHANGEABLE
INSERT,ENGINE VALVE SEAT
691583
5365-00-514-2501INTERCHANGEABLE
SHIM
6166350
4820-00-563-6316INTERCHANGEABLE
DISK,VALVE
216-12
5310-00-687-7199INTERCHANGEABLE
WASHER,LOCK
21612
5950-01-068-5177INTERCHANGEABLE
COIL,RADIO FREQUENCY
240-0873-020
4320-01-447-6603INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
21612

Frequently Asked Questions

What is NSN 5315-00-089-0107?

NSN 5315-00-089-0107 is a Pin,straight,headless, manufactured by Unison Industries Llc, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-089-0107?

NSN 5315-00-089-0107 has 5 cross-referenced part numbers: 21612 (Unison Industries Llc), 21612 (Zf Industrieantriebe Witten Gmbh), 21612 (Mason Electric Co. Dba Mason Controls), 21612 (Amphenol Corp Div Amphenol Aerospace Operations), 21612 (Satair A/s).

What NSN replaces 5315-00-089-0107?

There are 7 known substitutes for 5315-00-089-0107: 5977-00-038-1499, 2805-00-423-3278, 5365-00-514-2501 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21612?

Key specifications for 21612: First End Style: ROUND; Pin Overall Diameter: 0.1250 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN; Material: STEEL COMP 302 OVERALL; First End Outer Radius: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN. 8 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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