PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1279-PScrew,cap,socket Head

DP Manufacturing Inc. · NSN 5305-01-345-1702 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-345-1702 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-345-1702. Primary manufacturer part number: 1279-P.
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Style: HEXAGON
  • Nominal Thread Diameter: 0.312 INCHES IN
  • Material: STEEL OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Internal Drive Style: HEXAGON
  • Thread Quantity Per Inch: 18
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-345-1702, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is DP Manufacturing Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-345-1702
Primary Part Number1279-P
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerDP Manufacturing Inc.
StatusACTIVE
Head StyleHEXAGON
Nominal Thread Diameter0.312 INCHES IN
MaterialSTEEL OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Internal Drive StyleHEXAGON
Thread Quantity Per Inch18
Thread DirectionRIGHT-HAND
Fastener Length2.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2915-00-308-1533RA9092 INTERCHANGEABLE
Plate,bypass
Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
2920-00-364-0940127-9 INTERCHANGEABLE
Lever,contact Point
Dresser Industries Inc Leroi Div
3110-00-554-5653 INTERCHANGEABLE
Bearing,ball,annular
2530-00-574-91238A7184 INTERCHANGEABLE
Ratchet Segment
Napco International Llc Dba Napco International Inc
5360-00-575-3445127-9 INTERCHANGEABLE
Spring,garter,extension
Graphite Metallizing Corporation Dba Graphite Metallizing Corp
2940-00-658-73641279 INTERCHANGEABLE
Filter Element,fluid
Napa Auto Parts
5340-00-982-62941279 INTERCHANGEABLE
Strap,retaining
Abb Installation Products Inc
6515-01-169-38731279 INTERCHANGEABLE
Surgical Pack,disposable
Johnson and Johnson Medical Inc Sub of Johnson and Johnson
5365-01-361-8389051-01279 INTERCHANGEABLE
Bushing,tapered
Rogers Brothers Corp
5365-01-584-64941024 INTERCHANGEABLE
Bushing,sleeve
Globe Food Equipment Company
Cross-Reference Index
Part NumberManufacturer
1279-P PRIMARY DP Manufacturing Inc. (USA)
1279 DP Manufacturing Inc. (USA)
Related Parts
2915-00-308-1533INTERCHANGEABLE
PLATE,BYPASS
RA9092
2920-00-364-0940INTERCHANGEABLE
LEVER,CONTACT POINT
127-9
3110-00-554-5653INTERCHANGEABLE
BEARING,BALL,ANNULAR
2530-00-574-9123INTERCHANGEABLE
RATCHET SEGMENT
8A7184
5360-00-575-3445INTERCHANGEABLE
SPRING,GARTER,EXTENSION
127-9
2940-00-658-7364INTERCHANGEABLE
FILTER ELEMENT,FLUID
1279
5340-00-982-6294INTERCHANGEABLE
STRAP,RETAINING
1279
6515-01-169-3873INTERCHANGEABLE
SURGICAL PACK,DISPOSABLE
1279
5365-01-361-8389INTERCHANGEABLE
BUSHING,TAPERED
051-01279
5365-01-584-6494INTERCHANGEABLE
BUSHING,SLEEVE
1024

Frequently Asked Questions

What is NSN 5305-01-345-1702?

NSN 5305-01-345-1702 is a Screw,cap,socket Head, manufactured by DP Manufacturing Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-345-1702?

NSN 5305-01-345-1702 has 2 cross-referenced part numbers: 1279-P (DP Manufacturing Inc.), 1279 (DP Manufacturing Inc.).

What NSN replaces 5305-01-345-1702?

There are 10 known substitutes for 5305-01-345-1702: 2915-00-308-1533, 2920-00-364-0940, 3110-00-554-5653 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1279-P?

Key specifications for 1279-P: Head Style: HEXAGON; Nominal Thread Diameter: 0.312 INCHES IN; Material: STEEL OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 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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