PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12268563Screw,cap,hexagon Head

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5305-01-339-9561 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-339-9561 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-339-9561. Primary manufacturer part number: 12268563.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Quantity Per Inch: 16
  • Material Document and Classification: ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: OIL OVERALL
  • Surface Treatment Document and Classification: MIL-L-3150 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Thread Series Designator: UNF
  • Thread Length: 1.000 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.750 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8640 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-339-9561, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-339-9561
Primary Part Number12268563
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Thread Quantity Per Inch16
Material Document and ClassificationASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentOIL OVERALL
Surface Treatment Document and ClassificationMIL-L-3150 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Series DesignatorUNF
Thread Length1.000 INCHES NOMINAL IN
Nominal Thread Diameter0.750 INCHES IN
MaterialSTEEL COMP 8640 OVERALL
Width Between Flats1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
Head StyleCROWNED HEXAGON
Hardness Rating37.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL
Fastener Length1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN
Head Height0.530 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
Thread Class2A A
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6145-00-114-01891307/9C INTERCHANGEABLE
Cable,special Purpose,electrical
Belden, Inc.
5930-00-239-0405 INTERCHANGEABLE
Switch,toggle
4810-00-741-9203 INTERCHANGEABLE
Plunger Assy,pilot
6125-00-783-52291104050 INTERCHANGEABLE
Parts Kit,motor-Gen
Honeywell International, Inc Div Aerospace-Tucson
6520-01-568-0417973-0233 INTERCHANGEABLE
Tip,probe,pulp Tester
Sybronendo
1095-01-577-18019101SBK INTERCHANGEABLE
Knife,combat
Benchmade Knife Co., Inc. Dba Benchmade Knife Co Inc
Cross-Reference Index
Part NumberManufacturer
ESM109001 Jal Industria Auxiliar De Mecanizacion Sa (ESP)
3505013399561 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
P-ZLAB-0000335 Madzeal SL (ESP)
12268563 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
93127758 Grupo De Ingenieria Reconstruccion Y Recambios Jpg Sa (ESP)
8744 Plesium SL (ESP)
11.04.05.03 Anortec SL (ESP)
Related Parts
6145-00-114-0189INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
1307/9C
5930-00-239-0405INTERCHANGEABLE
SWITCH,TOGGLE
4810-00-741-9203INTERCHANGEABLE
PLUNGER ASSY,PILOT
6125-00-783-5229INTERCHANGEABLE
PARTS KIT,MOTOR-GEN
1104050
6520-01-568-0417INTERCHANGEABLE
TIP,PROBE,PULP TESTER
973-0233
1095-01-577-1801INTERCHANGEABLE
KNIFE,COMBAT
9101SBK

Frequently Asked Questions

What is NSN 5305-01-339-9561?

NSN 5305-01-339-9561 is a Screw,cap,hexagon Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-339-9561?

NSN 5305-01-339-9561 has 7 cross-referenced part numbers: ESM109001 (Jal Industria Auxiliar De Mecanizacion Sa), 3505013399561 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), P-ZLAB-0000335 (Madzeal SL), 12268563 (U S Army Tank Automotive Command Amsta-Im-Mm), 93127758 (Grupo De Ingenieria Reconstruccion Y Recambios Jpg Sa) and 2 more.

What NSN replaces 5305-01-339-9561?

There are 6 known substitutes for 5305-01-339-9561: 6145-00-114-0189, 5930-00-239-0405, 4810-00-741-9203 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12268563?

Key specifications for 12268563: Thread Quantity Per Inch: 16; Material Document and Classification: ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: OIL OVERALL; Surface Treatment Document and Classification: MIL-L-3150 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 15 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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