PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4912532-01Screw,machine

Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan · NSN 5305-00-054-6671 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-054-6671 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-054-6671. Primary manufacturer part number: 4912532-01.
Features
  • Screw,machine — FSC 5305
  • Head Diameter: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
  • Fastener Length: 0.625 INCHES NOMINAL IN
  • Thread Class: 2A A
  • Screw Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
  • Screw Surface Treatment: PASSIVATE
  • Nominal Thread Diameter: 0.164 INCHES IN
  • Screw Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-054-6671, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 46 commercial cross-references from 31 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-054-6671
Primary Part Number4912532-01
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerLockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
StatusCANCELLED
Head Diameter0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Fastener Length0.625 INCHES NOMINAL IN
Thread Class2A A
Screw MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
Screw Surface TreatmentPASSIVATE
Nominal Thread Diameter0.164 INCHES IN
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Minimum Tensile Strength80000 POUNDS PER SQUARE INCH LBS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch32
Screw Material Document and Classification66 FED STD ALL MATERIAL RESPONSES
Head StylePAN
Thread Length0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Head Height0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Internal Drive StyleCROSS RECESS TYPE 1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5315-00-244-3913106A INTERCHANGEABLE
Pin,grooved,headed
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5360-00-252-8478121C9 INTERCHANGEABLE
Spring,helical,compression
Bay City Shovels, Inc
5305-00-508-2691LS15262V3-19 INTERCHANGEABLE
Screw,machine
Lockheed Martin Corp
5305-00-590-3168 INTERCHANGEABLE
Screw,machine
5325-01-099-6359577A180P13 INTERCHANGEABLE
Grommet,special
General Electric Company Dba Ge
2040-01-284-367591946 INTERCHANGEABLE
Adapter,cone
The Tomlinson Group, Llc
5310-01-413-4526245265-2 INTERCHANGEABLE
Washer,recessed
Lockheed Martin Corp Electronics and Missiles Div
Cross-Reference Index
Part NumberManufacturer
4912532-01 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
112-1052-046 The Boeing Company Div Legacy Boeing Hb1 (USA)
8800 PIECE 53 City Entertainment Corporation Dba Janus Films (USA)
245323 Sinclair Technologies Inc. (CAN)
MS24693-051 Zf Industrieantriebe Witten Gmbh (DEU)
12500237 Klein Marine Systems Inc (USA)
919-46 Northrop Grumman Systems Corporation (USA)
5432-0810 Zf Industrieantriebe Witten Gmbh (DEU)
91772A196 Mcmaster-Carr Supply Co (USA)
P150007146 F E L Corp (USA)
245265-2 Zf Industrieantriebe Witten Gmbh (DEU)
13218E0493-1309PIIC Cecom Lr Center (USA)
5120008-10 Zf Industrieantriebe Witten Gmbh (DEU)
003-007864-046 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
N0153P15012 Zf Industrieantriebe Witten Gmbh (DEU)
946830-810 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
401-6357230-27 Naval Sea Systems Command (USA)
MS51957-46 Thales Espana Sistemas, S.a.u. (ESP)
2312520-46 Zf Industrieantriebe Witten Gmbh (DEU)
13218E0493 Cecom Lr Center (USA)
Related Parts
5315-00-244-3913INTERCHANGEABLE
PIN,GROOVED,HEADED
106A
5360-00-252-8478INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
121C9
5305-00-508-2691INTERCHANGEABLE
SCREW,MACHINE
LS15262V3-19
5305-00-590-3168INTERCHANGEABLE
SCREW,MACHINE
5325-01-099-6359INTERCHANGEABLE
GROMMET,SPECIAL
577A180P13
2040-01-284-3675INTERCHANGEABLE
ADAPTER,CONE
91946
5310-01-413-4526INTERCHANGEABLE
WASHER,RECESSED
245265-2

Frequently Asked Questions

What is NSN 5305-00-054-6671?

NSN 5305-00-054-6671 is a Screw,machine, manufactured by Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-054-6671?

NSN 5305-00-054-6671 has 46 cross-referenced part numbers: 4912532-01 (Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan), 112-1052-046 (The Boeing Company Div Legacy Boeing Hb1), 8800 PIECE 53 (City Entertainment Corporation Dba Janus Films), 245323 (Sinclair Technologies Inc.), MS24693-051 (Zf Industrieantriebe Witten Gmbh) and 41 more.

What NSN replaces 5305-00-054-6671?

There are 7 known substitutes for 5305-00-054-6671: 5315-00-244-3913, 5360-00-252-8478, 5305-00-508-2691 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4912532-01?

Key specifications for 4912532-01: Head Diameter: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN; Fastener Length: 0.625 INCHES NOMINAL IN; Thread Class: 2A A; Screw Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-054-6671 still in active supply?

NSN 5305-00-054-6671 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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