PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N81P09003Q15Screw,machine

Lockheed Martin Corporation Div Rms · NSN 5305-00-993-0191 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-993-0191 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-993-0191. Primary manufacturer part number: N81P09003Q15.
Features
  • Screw,machine — FSC 5305
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Head Height: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 40
  • Minimum Tensile Strength: 55000 POUNDS PER SQUARE INCH LBS
  • Screw Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Fastener Length: 0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-993-0191, 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 Corporation Div Rms. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 21 commercial cross-references from 17 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-993-0191
Primary Part NumberN81P09003Q15
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusCANCELLED
Internal Drive StyleCROSS RECESS TYPE 1
Head Height0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Thread Quantity Per Inch40
Minimum Tensile Strength55000 POUNDS PER SQUARE INCH LBS
Screw Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Screw MaterialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
Screw Surface TreatmentCADMIUM AND CHROMATE
Thread Length0.138 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Thread Class2A A
Screw Material Document and Classification66 FED STD ALL MATERIAL RESPONSES
Head Diameter0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
Nominal Thread Diameter0.112 INCHES IN
Head StylePAN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
1650-00-034-757151021-2 INTERCHANGEABLE
Cap,case Air Vent F
Fluid Conditioning Products, Inc.
5305-00-043-6637 INTERCHANGEABLE
Screw,machine
1560-00-083-134519021 INTERCHANGEABLE
Cover,access,aircraft
Hydro-Aire Aerospace Corp
2815-00-085-7441146064 INTERCHANGEABLE
Plate,swirl
Cummins Inc.
5310-00-183-6309510212 INTERCHANGEABLE
Washer,flat
Aar Allen Services, Inc Dba Aar Component Services Wellington
5330-00-353-935666652 INTERCHANGEABLE
Gasket
Cummins Inc.
5330-00-367-2314019-15 INTERCHANGEABLE
Gasket
Lister Petter Ltd
2915-00-398-003666652 INTERCHANGEABLE
Valve,secondary
Parker Hannifin Corporation Div Aerospace Group Headquarters
5310-00-537-2652 INTERCHANGEABLE
Washer,flat
5977-00-556-01491460-64 INTERCHANGEABLE
Brush,electrical Contact
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
SC111-440-3 Howmet Global Fastening Systems Inc (USA)
05901 Zf Industrieantriebe Witten Gmbh (DEU)
N81P09003Q15 PRIMARY Lockheed Martin Corporation Div Rms (USA)
10302982 Nimikkeistokeskus Ncb Finland (FIN)
MS35206-212 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
0740767 General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE)
8909008 Us Army Aviation and Missile Command (USA)
MS35206-212 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MS35225-12 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
19021ADX Airdale Express Llc Div Airdale Express (USA)
19021BLK Federal Screw Products, Inc. (USA)
BYRF306 Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
505-2331-002 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
5305009930191 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
5-10-212 Pylon Electronics Inc (CAN)
19021 Federal Screw Products, Inc. (USA)
N80P9003C6 General Electric Company (USA)
211-0007-00 Tektronix, Inc. (USA)
14606-4 Zf Industrieantriebe Witten Gmbh (DEU)
N81P09003Q15 General Electric Company (USA)
Related Parts
1650-00-034-7571INTERCHANGEABLE
CAP,CASE AIR VENT F
51021-2
5305-00-043-6637INTERCHANGEABLE
SCREW,MACHINE
1560-00-083-1345INTERCHANGEABLE
COVER,ACCESS,AIRCRAFT
19021
2815-00-085-7441INTERCHANGEABLE
PLATE,SWIRL
146064
5310-00-183-6309INTERCHANGEABLE
WASHER,FLAT
510212
5330-00-353-9356INTERCHANGEABLE
GASKET
66652
5330-00-367-2314INTERCHANGEABLE
GASKET
019-15
2915-00-398-0036INTERCHANGEABLE
VALVE,SECONDARY
66652
5310-00-537-2652INTERCHANGEABLE
WASHER,FLAT
5977-00-556-0149INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
1460-64
5935-00-557-2162INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1902-1
5905-00-780-8518INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5XM20

Frequently Asked Questions

What is NSN 5305-00-993-0191?

NSN 5305-00-993-0191 is a Screw,machine, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-993-0191?

NSN 5305-00-993-0191 has 21 cross-referenced part numbers: SC111-440-3 (Howmet Global Fastening Systems Inc), 05901 (Zf Industrieantriebe Witten Gmbh), N81P09003Q15 (Lockheed Martin Corporation Div Rms), 10302982 (Nimikkeistokeskus Ncb Finland), MS35206-212 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 16 more.

What NSN replaces 5305-00-993-0191?

There are 12 known substitutes for 5305-00-993-0191: 1650-00-034-7571, 5305-00-043-6637, 1560-00-083-1345 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N81P09003Q15?

Key specifications for N81P09003Q15: Internal Drive Style: CROSS RECESS TYPE 1; Head Height: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Thread Quantity Per Inch: 40; Minimum Tensile Strength: 55000 POUNDS PER SQUARE INCH LBS. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-993-0191 still in active supply?

NSN 5305-00-993-0191 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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