PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

761104Pin,shoulder,headless

Lockheed Martin Corp · NSN 5315-00-664-1943 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-664-1943 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-664-1943. Primary manufacturer part number: 761104.
Features
  • Pin,shoulder,headless — FSC 5315
  • Shank Length: 0.775 INCHES NOMINAL IN
  • Second End Taper Angle: 45.0 DEGREES NOMINAL
  • Material Document and Classification: MIL-S-6050 COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Nominal Thread Size: 0.375 INCHES IN
  • First End Location: SHANK END
  • Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
  • Style Designator: SHOULDER
Applications
  • Applications requiring Steel Overall construction
General Description

The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-664-1943, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5315-00-664-1943
Primary Part Number761104
Item NamePin,shoulder,headless
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Shank Length0.775 INCHES NOMINAL IN
Second End Taper Angle45.0 DEGREES NOMINAL
Material Document and ClassificationMIL-S-6050 COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size0.375 INCHES IN
First End LocationSHANK END
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Style DesignatorSHOULDER
Second End Taper Length0.080 INCHES NOMINAL IN
Second Shank Length0.905 INCHES NOMINAL IN
Second Shank Diameter0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Length0.822 INCHES NOMINAL IN
First End Taper Length0.060 INCHES NOMINAL IN
Shoulder Width Across Flats0.875 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Second End StyleCHAMFERED
First End StyleCHAMFERED
Thread DirectionRIGHT-HAND
Thread Class3A A
First End Taper Angle45.0 DEGREES NOMINAL
Second End Relationship with First EndNOT IDENTICAL
Shank Diameter0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5998-00-327-673676-1104 INTERCHANGEABLE
Circuit Card Assembly
Photo-Sonics, Inc. Dba Photo-Sonics Inc Div Photo-Sonics
5310-00-911-0959C396-4B INTERCHANGEABLE
Washer,special
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
4820-01-524-67300864939 INTERCHANGEABLE
Parts Kit,pressure Regulating VA
Watts Regulator Company
Cross-Reference Index
Part NumberManufacturer
761104 PRIMARY Lockheed Martin Corp (USA)
Related Parts
5998-00-327-6736INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
76-1104
5310-00-911-0959INTERCHANGEABLE
WASHER,SPECIAL
C396-4B
4820-01-524-6730INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA
0864939

Frequently Asked Questions

What is NSN 5315-00-664-1943?

NSN 5315-00-664-1943 is a Pin,shoulder,headless, manufactured by Lockheed Martin Corp, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-664-1943?

NSN 5315-00-664-1943 has 1 cross-referenced part number: 761104 (Lockheed Martin Corp).

What NSN replaces 5315-00-664-1943?

There are 3 known substitutes for 5315-00-664-1943: 5998-00-327-6736, 5310-00-911-0959, 4820-01-524-6730. Verify interchangeability with system specifications before substitution.

What are the specifications of 761104?

Key specifications for 761104: Shank Length: 0.775 INCHES NOMINAL IN; Second End Taper Angle: 45.0 DEGREES NOMINAL; Material Document and Classification: MIL-S-6050 COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Size: 0.375 INCHES IN. 23 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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