PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS3212-49Screw,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-182-9483 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-182-9483 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-182-9483. Primary manufacturer part number: MS3212-49.
Features
  • Screw,machine — FSC 5305
  • Thread Length: 0.369 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Screw Surface Treatment: PASSIVATE
  • Screw Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
  • Features Provided: O RING
  • Head Style: WATERTIGHT
  • Thread Direction: RIGHT-HAND
  • Thread Class: 2A A
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-182-9483, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-182-9483
Primary Part NumberMS3212-49
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Thread Length0.369 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Screw Surface TreatmentPASSIVATE
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Features ProvidedO RING
Head StyleWATERTIGHT
Thread DirectionRIGHT-HAND
Thread Class2A A
Screw Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE
Fastener Length0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Internal Drive StyleCROSS RECESS TYPE 1
Nominal Thread Diameter0.250 INCHES IN
Thread Quantity Per Inch20
Screw MaterialSTEEL COMP 304 OR STEEL COMP 305
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head Height0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
Head Diameter0.473 INCHES MINIMUM AND 0.517 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5305-01-017-1172 INTERCHANGEABLE
Screw,machine
5305-01-238-10961/4-20X1/2 INTERCHANGEABLE
Screw,machine
Mil-Spec Painting, Inc.
5305-01-314-2804 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
HT14R20S08 Anixter Inc. Dba Anixter (USA)
113-216 Cardwell Condenser Corp Lapointe-Admiral Div (USA)
1-4-20X1-2 Apm Hexseal Corp (USA)
10018762-144 Us Army Aviation and Missile Command (USA)
MS3212-49 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS3212-49 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
SR1420AA08 Apm Hexseal Corp (USA)
HT14R20S08 Align Aerospace Llc (USA)
113-216 Televisonet, Inc. (USA)
S/1/4-20X1/2 Apm Hexseal Corp (USA)
Related Parts
5305-01-017-1172INTERCHANGEABLE
SCREW,MACHINE
5305-01-238-1096INTERCHANGEABLE
SCREW,MACHINE
1/4-20X1/2
5305-01-314-2804INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 5305-00-182-9483?

NSN 5305-00-182-9483 is a Screw,machine, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-182-9483?

NSN 5305-00-182-9483 has 10 cross-referenced part numbers: HT14R20S08 (Anixter Inc. Dba Anixter), 113-216 (Cardwell Condenser Corp Lapointe-Admiral Div), 1-4-20X1-2 (Apm Hexseal Corp), 10018762-144 (Us Army Aviation and Missile Command), MS3212-49 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5305-00-182-9483?

There are 3 known substitutes for 5305-00-182-9483: 5305-01-017-1172, 5305-01-238-1096, 5305-01-314-2804. Verify interchangeability with system specifications before substitution.

What are the specifications of MS3212-49?

Key specifications for MS3212-49: Thread Length: 0.369 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Screw Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Features Provided: O RING. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-182-9483 still in active supply?

NSN 5305-00-182-9483 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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