PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30275-4Pin,straight,headless

Mandzak Instrumentation Specialists Inc · NSN 5315-01-271-8431 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-271-8431 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-271-8431. Primary manufacturer part number: 30275-4.
Features
  • Pin,straight,headless — FSC 5315
  • Second End Relationship with First End: IDENTICAL
  • Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER
  • Pin Overall Length: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
  • Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment Document and Classification: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Pin Overall Diameter: 0.0311 INCHES MINIMUM AND 0.0313 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-01-271-8431, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mandzak Instrumentation Specialists Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5315-01-271-8431
Primary Part Number30275-4
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerMandzak Instrumentation Specialists Inc
StatusCANCELLED
Second End Relationship with First EndIDENTICAL
Surface Finish16.0 MICROINCHES OUTSIDE DIAMETER
Pin Overall Length0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN
Material Document and ClassificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface Treatment Document and ClassificationASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Pin Overall Diameter0.0311 INCHES MINIMUM AND 0.0313 INCHES MAXIMUM IN
First End StyleSQUARE
MaterialSTEEL COMP 303 OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5315-00-823-8767 INTERCHANGEABLE
Pin,straight,headless
5315-00-987-0867 INTERCHANGEABLE
Pin,straight,headless
5315-01-049-4800 INTERCHANGEABLE
Pin,straight,headless
5330-01-058-4669 INTERCHANGEABLE
Gasket
5315-01-255-6652 INTERCHANGEABLE
Pin,straight,headless
5315-01-269-4473 INTERCHANGEABLE
Pin,straight,headless
5315-01-285-4083 INTERCHANGEABLE
Pin,straight,headless
5315-01-285-7142 INTERCHANGEABLE
Pin,straight,headless
5315-01-324-8900 INTERCHANGEABLE
Pin,straight,headless
5315-01-334-3814 INTERCHANGEABLE
Pin,straight,headless
Cross-Reference Index
Part NumberManufacturer
30275-4 Mandzak Instrumentation Specialists Inc (USA)
MIL-P-21143/2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M21143/2-4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5315-00-823-8767INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-00-987-0867INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-049-4800INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5330-01-058-4669INTERCHANGEABLE
GASKET
5315-01-255-6652INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-269-4473INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-285-4083INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-285-7142INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-324-8900INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-334-3814INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-343-8477INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
M21143/2-128
5315-01-351-1962INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS

Frequently Asked Questions

What is NSN 5315-01-271-8431?

NSN 5315-01-271-8431 is a Pin,straight,headless, manufactured by Mandzak Instrumentation Specialists Inc, classified under FSC 5315 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5315-01-271-8431?

NSN 5315-01-271-8431 has 3 cross-referenced part numbers: 30275-4 (Mandzak Instrumentation Specialists Inc), MIL-P-21143/2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M21143/2-4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5315-01-271-8431?

There are 12 known substitutes for 5315-01-271-8431: 5315-00-823-8767, 5315-00-987-0867, 5315-01-049-4800 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30275-4?

Key specifications for 30275-4: Second End Relationship with First End: IDENTICAL; Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER; Pin Overall Length: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5315-01-271-8431 still in active supply?

NSN 5315-01-271-8431 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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