Also searched as5305-01-147-4897 ·
5305011474897 ·
NIIN 011474897 ·
01-147-4897 ·
FSC 5305 Screws · MILS1222G,5/8IN11UNC2A4-3/8LG · MIL-DTL-1222 · 0.62511UNC2A4.375T1G400SAA · MIL-S-1222G PER QQ-N-281C CL A
Nearby stock numbers← 5305-01-147-4896 Screw, Cap, Hexagon Head
·
5305-01-147-4898 Screw, Cap, Hexagon Head →
5305-01-147-4897 — Screws
Features
Screw,cap,hexagon Head — FSC 5305
Head Height: 0.391 INCHES NOMINAL IN
Fastener Length: 4.375 INCHES NOMINAL IN
Thread Length: 1.500 INCHES NOMINAL IN
Criticality Code Justification: ZZZY
Material Document and Classification: QQ-N-281 TY1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Diameter: 0.625 INCHES IN
Head Style: HEXAGON
Identification
NSN: 5305-01-147-4897
NIIN: 011474897
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
General Description
The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-147-4897, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5305-01-147-4897
Item Name
Screw,cap,hexagon Head
FSC / FSG
5305 / 53 — Screws
Status
ACTIVE
Head Height
0.391 INCHES NOMINAL IN
Fastener Length
4.375 INCHES NOMINAL IN
Thread Length
1.500 INCHES NOMINAL IN
Criticality Code Justification
ZZZY
Material Document and Classification
QQ-N-281 TY1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Diameter
0.625 INCHES IN
Head Style
HEXAGON
Thread Direction
RIGHT-HAND
Width Between Flats
0.938 INCHES NOMINAL IN
Thread Class
2A A
Thread Quantity Per Inch
11
Material
NICKEL ALLOY OVERALL
Thread Series Designator
UNIFIED NATIONAL COARSE (UNC)
Reference Number Differentiating Characteristics
MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
C
⇄Related Items10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5305-01-147-4898POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8231POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8232POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8234POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8235POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8236POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8237POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8239POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8240POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
5305-01-147-8241POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
MILS1222G,5/8IN11UNC2A4-3/8LG
3/1Design control — primary reference
Naval Inventory Control Point Mechanicsburg
MIL-DTL-1222
4/1Identification reference
U.S. Government activity
0.62511UNC2A4.375T1G400SAA
5/1Secondary reference
U.S. Government activity
MIL-S-1222G PER QQ-N-281C CL A
5/1Secondary reference
Naval Inventory Control Point Mechanicsburg
Related Parts
5305-01-147-4898POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8231POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8232POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8234POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8235POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8236POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8237POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8239POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8240POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
5305-01-147-8241POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Frequently Asked Questions
What is NSN 5305-01-147-4897?
NSN 5305-01-147-4897 is a Screw,cap,hexagon Head, classified under FSC 5305, Screws. Status: active.
What NSN replaces 5305-01-147-4897?
10 possible matches (shared part number, not a government interchangeability claim): 5305-01-147-4898, 5305-01-147-8231, 5305-01-147-8232. Verify interchangeability with system specifications before substitution.
What are the specifications of 5305-01-147-4897?
Key specifications for 5305-01-147-4897: Head Height: 0.391 INCHES NOMINAL IN; Fastener Length: 4.375 INCHES NOMINAL IN; Thread Length: 1.500 INCHES NOMINAL IN; Criticality Code Justification: ZZZY. 14 specifications are documented in the U.S. Government catalog.
Is NSN 5305-01-147-4897 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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.