PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18881Screw,machine

Rantec Power Systems Inc. Dba Rantec Power Systems · NSN 5305-01-375-1565 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-375-1565 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-375-1565. Primary manufacturer part number: 18881.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 40
  • Head Diameter: 0.228 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Screw Material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305
  • Locking Feature Material: PLASTIC POLYAMIDE NYLON
  • Locking Feature: PATCH
  • Head Height: 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-375-1565, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rantec Power Systems Inc. Dba Rantec Power Systems. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-375-1565
Primary Part Number18881
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRantec Power Systems Inc. Dba Rantec Power Systems
StatusACTIVE
Thread Quantity Per Inch40
Head Diameter0.228 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Screw MaterialSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305
Locking Feature MaterialPLASTIC POLYAMIDE NYLON
Locking FeaturePATCH
Head Height0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Head StyleWATERTIGHT
Fastener Length0.187 INCHES NOMINAL IN
Thread Class2A A
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Thread Length0.137 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
Screw Material Document and ClassificationQQ-S-763 FED SPEC ALL MATERIAL RESPONSES
Screw Surface TreatmentPASSIVATE
Features ProvidedO RING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Diameter0.112 INCHES IN
Internal Drive StyleCROSS RECESS TYPE 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6240-00-964-1513 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
NT352R0440EC3P Pattonair Usa Inc Dba Incora Div Uniseal Division (USA)
18881 PRIMARY Rantec Power Systems Inc. Dba Rantec Power Systems (USA)
10113780 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
6240-00-964-1513INTERCHANGEABLE
LAMP,INCANDESCENT

Frequently Asked Questions

What is NSN 5305-01-375-1565?

NSN 5305-01-375-1565 is a Screw,machine, manufactured by Rantec Power Systems Inc. Dba Rantec Power Systems, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-375-1565?

NSN 5305-01-375-1565 has 3 cross-referenced part numbers: NT352R0440EC3P (Pattonair Usa Inc Dba Incora Div Uniseal Division), 18881 (Rantec Power Systems Inc. Dba Rantec Power Systems), 10113780 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5305-01-375-1565?

There is 1 known substitute for 5305-01-375-1565: 6240-00-964-1513. Verify interchangeability with system specifications before substitution.

What are the specifications of 18881?

Key specifications for 18881: Thread Quantity Per Inch: 40; Head Diameter: 0.228 INCHES MINIMUM AND 0.238 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Screw Material: STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305. 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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