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NSN 5305-01-381-1202Government record, cited
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Screw, Cap, Hexagon Head5305-01-381-1202

NSN 5305-01-381-1202 · NIIN 013811202 · Part number S231NA38MMRC5568JMCE1
The American Society of Mechanical Engineers · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 05047
Government record, cited
NSN 5305-01-381-1202 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-381-1202. Manufacturer of record part number: S231NA38MMRC5568JMCE1.
Also searched as  5305-01-381-1202 · 5305013811202 · NIIN 013811202 · 01-381-1202 · FSC 5305 Screws · CAGE 05047 · S231NA38MMRC5568JMCE1 · 12485434-093 · 12569623-51 · AES07M08B025CG7A81 · 12485434-093
Nearby stock numbers  ·
L 25.0 MILLIMETERS NOMINAL MM ⌀8.0 MILLIMETERS MM M BOLT/SCREW PROFILE
5305-01-381-1202 — Screws
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Height: 5.10 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM MM
  • External Thread Tolerance Class: 6G G
  • Fastener Length: 25.0 MILLIMETERS NOMINAL MM
  • Surface Treatment Document and Classification: QQ-Z-325 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Thread Pitch in Millimeters: 1.25
  • Thread Length: 22.5 MILLIMETERS NOMINAL MM
  • Nominal Thread Diameter: 8.0 MILLIMETERS MM
Identification
  • NSN: 5305-01-381-1202
  • NIIN: 013811202
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: S231NA38MMRC5568JMCE1
  • Manufacturer: The American Society of Mechanical Engineers
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-381-1202, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-381-1202
Primary Part NumberS231NA38MMRC5568JMCE1
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — Screws
ManufacturerThe American Society of Mechanical Engineers
StatusACTIVE
Head Height5.10 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM MM
External Thread Tolerance Class6G G
Fastener Length25.0 MILLIMETERS NOMINAL MM
Surface Treatment Document and ClassificationQQ-Z-325 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Pitch in Millimeters1.25
Thread Length22.5 MILLIMETERS NOMINAL MM
Nominal Thread Diameter8.0 MILLIMETERS MM
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Width Between Flats12.57 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM MM
Surface TreatmentZINC AND CHROMATE OVERALL
MaterialSTEEL PROPERTY CLASS 10.9 OVERALL
Thread Series DesignatorM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5306-01-386-2146AES07M08B035CG7A81 POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-418-9132AES07M12D045CG7A81 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-423-5384AES07M10C020WB9AA1 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-423-8236AES07M10C016CG8A91 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-435-6289AES07M06A010CG9A81 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-438-0369AES07M12D035WC0A81 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5305-01-492-7913B18231B20080N POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)American National Standards Institute Incorporated Dba American National Standards Institute
5305-01-495-3937AES07M16E045CG9A81 POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)The American Society of Mechanical Engineers
5306-01-569-9606AES07M10C025WB9H91 POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)The American Society of Mechanical Engineers
5306-01-569-9874A4020100030Z POSSIBLE MATCH
BOLT,MACHINE
Possible match (shared part number)Suburban Bolt & Supply Co
Cross-Reference Index
Part NumberManufacturer
12569623-51 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
S231NA38MMRC5568JMCE1 PRIMARY The American Society of Mechanical Engineers (USA)
12485434-093 Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA)
AS02-0943 CAGE A01PJ
12485434-093 Amz Alabama Inc. (USA)
Reference documents
ReferenceMeaning
12485434-093 C/1 Advisory reference — outside the item-of-supply concept
U S Army Tank Automotive Command Amsta-Im-Mm
AES07M08B025CG7A81 5/9 Secondary reference
The American Society of Mechanical Engineers
S231NA38MMRC5568JMCE1 5/9 Secondary reference
U.S. Government activity
B18231B08025N 5/9 Secondary reference
U.S. Government activity
B18.2.3.1M 5/1 Secondary reference
The American Society of Mechanical Engineers
Related Parts
5306-01-386-2146POSSIBLE MATCH
BOLT,MACHINE
AES07M08B035CG7A81
5305-01-418-9132POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
AES07M12D045CG7A81
5305-01-423-5384POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
AES07M10C020WB9AA1
5305-01-423-8236POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
AES07M10C016CG8A91
5305-01-435-6289POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
AES07M06A010CG9A81
5305-01-438-0369POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
AES07M12D035WC0A81
5305-01-492-7913POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
B18231B20080N
5305-01-495-3937POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
AES07M16E045CG9A81
5306-01-569-9606POSSIBLE MATCH
BOLT,MACHINE
AES07M10C025WB9H91
5306-01-569-9874POSSIBLE MATCH
BOLT,MACHINE
A4020100030Z
5305-01-620-0421POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
B18231B10050NF

Frequently Asked Questions

What is NSN 5305-01-381-1202?

NSN 5305-01-381-1202 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-381-1202?

NSN 5305-01-381-1202 has 5 manufacturer part numbers on file: 12569623-51 (U S Army Tank Automotive Command Amsta-Im-Mm), S231NA38MMRC5568JMCE1 (The American Society of Mechanical Engineers), 12485434-093 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), AS02-0943, 12485434-093 (Amz Alabama Inc.).

What NSN replaces 5305-01-381-1202?

11 possible matches (shared part number, not a government interchangeability claim): 5306-01-386-2146, 5305-01-418-9132, 5305-01-423-5384. Verify interchangeability with system specifications before substitution.

What are the specifications of S231NA38MMRC5568JMCE1?

Key specifications for S231NA38MMRC5568JMCE1: Head Height: 5.10 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Fastener Length: 25.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: QQ-Z-325 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 13 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-381-1202 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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