PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0450-51Pin,straight,headless

Honeywell International Inc. Dba Honeywell International · NSN 5315-01-127-1648 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-01-127-1648 — this item is cataloged by the U.S. Government under National Stock Number 5315-01-127-1648. Primary manufacturer part number: 0450-51.
Features
  • Pin,straight,headless — FSC 5315
  • Second End Style: SQUARE
  • Surface Treatment: PASSIVATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER
  • First End Taper Length: 0.050 INCHES MAXIMUM IN
  • Pin Overall Diameter: 0.1254 INCHES MINIMUM AND 0.1257 INCHES MAXIMUM IN
  • Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Pin,straight,headless, cataloged under National Stock Number 5315-01-127-1648, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International Inc. Dba Honeywell International. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-01-127-1648
Primary Part Number0450-51
Item NamePin,straight,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International
StatusACTIVE
Second End StyleSQUARE
Surface TreatmentPASSIVATE OVERALL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface Finish16.0 MICROINCHES OUTSIDE DIAMETER
First End Taper Length0.050 INCHES MAXIMUM IN
Pin Overall Diameter0.1254 INCHES MINIMUM AND 0.1257 INCHES MAXIMUM IN
Material Document and ClassificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
First End Taper Angle45.0 DEGREES NOMINAL
MaterialSTEEL COMP 303 OVERALL
Second End Relationship with First EndNOT IDENTICAL
First End StyleCHAMFERED
Pin Overall Length0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-01-099-37274505-1-DC INTERCHANGEABLE
Seat,valve
Hydrasearch Company, Llc
4820-01-106-3002 INTERCHANGEABLE
Seat,valve
5342-01-265-0457ZP20164-2 INTERCHANGEABLE
Handle
Star Cases Llc Dba Zero Manufacturing
Cross-Reference Index
Part NumberManufacturer
0450-51 Allmetal Screw Products Corp (USA)
0450-51 PRIMARY Honeywell International Inc. Dba Honeywell International (USA)
0450-51 Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc (USA)
10122965 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
4820-01-099-3727INTERCHANGEABLE
SEAT,VALVE
4505-1-DC
4820-01-106-3002INTERCHANGEABLE
SEAT,VALVE
5342-01-265-0457INTERCHANGEABLE
HANDLE
ZP20164-2

Frequently Asked Questions

What is NSN 5315-01-127-1648?

NSN 5315-01-127-1648 is a Pin,straight,headless, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-01-127-1648?

NSN 5315-01-127-1648 has 4 cross-referenced part numbers: 0450-51 (Allmetal Screw Products Corp), 0450-51 (Honeywell International Inc. Dba Honeywell International), 0450-51 (Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc), 10122965 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5315-01-127-1648?

There are 3 known substitutes for 5315-01-127-1648: 4820-01-099-3727, 4820-01-106-3002, 5342-01-265-0457. Verify interchangeability with system specifications before substitution.

What are the specifications of 0450-51?

Key specifications for 0450-51: Second End Style: SQUARE; Surface Treatment: PASSIVATE OVERALL; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER. 12 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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