PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6303455Setscrew

Naval Sea Systems Command · NSN 5305-01-377-0864 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-377-0864 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-377-0864. Primary manufacturer part number: 6303455.
Features
  • Setscrew — FSC 5305
  • Head Style: KNURLED NO. 5
  • Internal Drive Style: SLOT
  • Point Diameter: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
  • Head Diameter: 0.313 INCHES NOMINAL IN
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR STM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Fastener Length: 0.687 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-01-377-0864, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-377-0864
Primary Part Number6303455
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Head StyleKNURLED NO. 5
Internal Drive StyleSLOT
Point Diameter0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
Head Diameter0.313 INCHES NOMINAL IN
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR STM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Fastener Length0.687 INCHES NOMINAL IN
Thread Class2A A
Point StyleCONE
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.164 INCHES IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL COMP 303 OVERALL
Head Height0.297 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN
Thread Length0.202 INCHES MINIMUM AND 0.212 INCHES MAXIMUM IN
Point Chamfer Angle90.0 DEGREES NOMINAL
Point Length0.092 INCHES NOMINAL IN
Thread Quantity Per Inch32
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5961-00-051-471910228510 INTERCHANGEABLE
Semiconductor Device,diode
Us Army Aviation and Missile Command
5365-00-164-8341 INTERCHANGEABLE
Spacer,plate
1680-00-467-79714010-8 INTERCHANGEABLE
Seat,diaphragm,va
Eaton Limited
5930-00-818-2320613453-53 INTERCHANGEABLE
Switch,sensitive
Lockheed Martin Corp
5330-00-861-24054010-8 INTERCHANGEABLE
Retainer,packing
Hamilton Sundstrand Corporation
5985-00-967-926410167271 INTERCHANGEABLE
Dummy Load,electrical
Us Army Aviation and Missile Command
5835-01-072-675040108 INTERCHANGEABLE
Reducer Assembly
Crown Audio, Inc. Dba Crown International
5310-01-307-323440108 INTERCHANGEABLE
Washer,spring Tension
Bell Intl Inc
8465-01-565-399840108 INTERCHANGEABLE
Hydration System
Camelbak Products, Llc Dba Camelbak
5133-01-644-583340108 INTERCHANGEABLE
Drill,twist
Stanley Tools Div of Stanley Works
Cross-Reference Index
Part NumberManufacturer
4018 Zf Industrieantriebe Witten Gmbh (DEU)
40108 Unicorp. (USA)
6303455 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5961-00-051-4719INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
10228510
5365-00-164-8341INTERCHANGEABLE
SPACER,PLATE
1680-00-467-7971INTERCHANGEABLE
SEAT,DIAPHRAGM,VA
4010-8
5930-00-818-2320INTERCHANGEABLE
SWITCH,SENSITIVE
613453-53
5330-00-861-2405INTERCHANGEABLE
RETAINER,PACKING
4010-8
5985-00-967-9264INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
10167271
5835-01-072-6750INTERCHANGEABLE
REDUCER ASSEMBLY
40108
5310-01-307-3234INTERCHANGEABLE
WASHER,SPRING TENSION
40108
8465-01-565-3998INTERCHANGEABLE
HYDRATION SYSTEM
40108
5133-01-644-5833INTERCHANGEABLE
DRILL,TWIST
40108
5975-01-683-3644INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
40108

Frequently Asked Questions

What is NSN 5305-01-377-0864?

NSN 5305-01-377-0864 is a Setscrew, manufactured by Naval Sea Systems Command, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-377-0864?

NSN 5305-01-377-0864 has 3 cross-referenced part numbers: 4018 (Zf Industrieantriebe Witten Gmbh), 40108 (Unicorp.), 6303455 (Naval Sea Systems Command).

What NSN replaces 5305-01-377-0864?

There are 11 known substitutes for 5305-01-377-0864: 5961-00-051-4719, 5365-00-164-8341, 1680-00-467-7971 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6303455?

Key specifications for 6303455: Head Style: KNURLED NO. 5; Internal Drive Style: SLOT; Point Diameter: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Head Diameter: 0.313 INCHES NOMINAL IN. 18 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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