PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

525899Screw,machine

Raytheon Technical Services Company · NSN 5305-00-622-9476 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-622-9476 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-622-9476. Primary manufacturer part number: 525899.
Features
  • Screw,machine — FSC 5305
  • Thread Class: 2A A
  • Thread Quantity Per Inch: 32
  • Head Hole Configuration Style: ROUND
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Head Style: FILLISTER
  • Minimum Tensile Strength: 55 POUNDS PER SQUARE INCH LBS
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-622-9476, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Technical Services Company. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 24 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
NSN5305-00-622-9476
Primary Part Number525899
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRaytheon Technical Services Company
StatusCANCELLED
Thread Class2A A
Thread Quantity Per Inch32
Head Hole Configuration StyleROUND
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head StyleFILLISTER
Minimum Tensile Strength55 POUNDS PER SQUARE INCH LBS
Thread DirectionRIGHT-HAND
Hole Diameter0.046 INCHES NOMINAL IN
Head Height0.106 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN
Screw Surface TreatmentCADMIUM AND CHROMATE
Head Diameter0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
Screw MaterialSTEEL
Fastener Length0.625 INCHES NOMINAL IN
Screw Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
Internal Drive StyleSLOT
Hole Quantity1
Screw Material Document and ClassificationQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
Thread Length0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
Nominal Thread Diameter0.164 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5985-00-031-39932274 INTERCHANGEABLE
Attenuator,variable
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
5940-00-050-2308 INTERCHANGEABLE
Terminal,lug
5305-00-151-2944525899 INTERCHANGEABLE
Screw,machine
Cae Usa Inc.
5330-00-154-05591280858 INTERCHANGEABLE
Seal,plain Encased
Naval Ship Systems Command
5330-00-157-00752-274 INTERCHANGEABLE
Strip,felt
Precision Aerospace Corporation Dba Precision Engine Control
4730-00-221-23970923 INTERCHANGEABLE
Spud,water Closet
Reese Mfg Co
5340-00-240-2298BHMA-A156.16 L84212 5IN INTERCHANGEABLE
Bolt,barrel
Builders Hardware Mfrs Assn Inc
5975-00-241-36572273 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5133-00-266-946335/64 2510/950 INTERCHANGEABLE
Drill,twist
Greenfield Industries Inc
4720-00-400-65592807-20 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
Cross-Reference Index
Part NumberManufacturer
525899 Raytheon Technical Services Company (USA)
H40A75 Surface Combustion Inc (USA)
R600-95 Donallco Inc (USA)
2274 Prestolite Electric Inc (USA)
FFS92ANDTYPE1ANDSTYLE4S Federal Specifications Promulgated by General Services Administration Washington DC (USA)
G40A76 Surface Combustion Inc (USA)
28B8802-56 Hamilton Sundstrand Corporation (USA)
28B8802-56 Ruby Electric Co
303K625 General Dynamics Mission Systems, Inc. Dba Gdms (USA)
R600-95 Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
91920 Briggs & Stratton Uk Ltd (GBR)
5305PL0144829 Jednolity Indeks Materialowy - Uniform Material Index (POL)
0923 Power Industries Inc (USA)
47069 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
16-51491 Kaitlin Corp (USA)
303K625 Motorola Inc. Dba Integrated Information Systems Group (USA)
TF13679 Eaton Corp Dba Eaton Aerospace Jackson (USA)
AN500-8-10 Aeronautical Standards Group Dept of Navy and Air Force (USA)
P2924 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
5305006229476 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
5985-00-031-3993INTERCHANGEABLE
ATTENUATOR,VARIABLE
2274
5940-00-050-2308INTERCHANGEABLE
TERMINAL,LUG
5305-00-151-2944INTERCHANGEABLE
SCREW,MACHINE
525899
5330-00-154-0559INTERCHANGEABLE
SEAL,PLAIN ENCASED
1280858
5330-00-157-0075INTERCHANGEABLE
STRIP,FELT
2-274
4730-00-221-2397INTERCHANGEABLE
SPUD,WATER CLOSET
0923
5340-00-240-2298INTERCHANGEABLE
BOLT,BARREL
BHMA-A156.16 L84212 5IN
5975-00-241-3657INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2273
5133-00-266-9463INTERCHANGEABLE
DRILL,TWIST
35/64 2510/950
4720-00-400-6559INTERCHANGEABLE
HOSE,NONMETALLIC
2807-20
5330-00-408-3216INTERCHANGEABLE
GASKET
4930-00-430-3172INTERCHANGEABLE
COUPLING,LUBRICATION
47069

Frequently Asked Questions

What is NSN 5305-00-622-9476?

NSN 5305-00-622-9476 is a Screw,machine, manufactured by Raytheon Technical Services Company, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-622-9476?

NSN 5305-00-622-9476 has 26 cross-referenced part numbers: 525899 (Raytheon Technical Services Company), H40A75 (Surface Combustion Inc), R600-95 (Donallco Inc), 2274 (Prestolite Electric Inc), FFS92ANDTYPE1ANDSTYLE4S (Federal Specifications Promulgated by General Services Administration Washington DC) and 21 more.

What NSN replaces 5305-00-622-9476?

There are 12 known substitutes for 5305-00-622-9476: 5985-00-031-3993, 5940-00-050-2308, 5305-00-151-2944 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 525899?

Key specifications for 525899: Thread Class: 2A A; Thread Quantity Per Inch: 32; Head Hole Configuration Style: ROUND; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-622-9476 still in active supply?

NSN 5305-00-622-9476 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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