NSN 5310-01-643-6313 · NIIN 016436313 · Part number C-46-Z03-TF
United Titanium, Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 1F103
Government record, cited
NSN 5310-01-643-6313 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-643-6313. Manufacturer of record part number: C-46-Z03-TF.
Also searched as5310-01-643-6313 ·
5310016436313 ·
NIIN 016436313 ·
01-643-6313 ·
FSC 5310 Nuts and Washers · CAGE 1F103 · C-46-Z03-TF · 4G10930 ITEM 046 · 4G10930
The Washer,flat, cataloged under National Stock Number 5310-01-643-6313, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is United Titanium, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Washer,flat
FSC / FSG
5310 — Nuts and Washers (FSG 53)
Manufacturers
United Titanium, Llc (CAGE 1F103)
Technical Specifications
Parameter
Value
NSN
5310-01-643-6313
Primary Part Number
C-46-Z03-TF
Item Name
Washer,flat
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
United Titanium, Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5310-01-643-6331C-46-S12-TFPOSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)United Titanium, Llc
4730-01-669-2667MHDG-SCPPOSSIBLE MATCH
PLUG,PIPE
Possible match (shared part number)Teledyne Instruments, Inc. Dba Teledyne Impulse Div Teledyne Impulse, a Business Unit of Teledyne Instruments
5305-01-669-3369C-46-A08-66-TFXPOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)United Titanium, Llc
5305-01-669-3376C-08-L08-16-UFPOSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
Possible match (shared part number)United Titanium, Llc
5305-01-669-3395C-46-A06-60-TFXPOSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
Possible match (shared part number)United Titanium, Llc
5310-01-669-5159C-46-S06-TPXPOSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)United Titanium, Llc
5310-01-669-5162C-46-S08-TPXPOSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)United Titanium, Llc
5310-01-669-5167C-08-S06-UFPOSSIBLE MATCH
NUT,PLAIN,HEXAGON
Possible match (shared part number)United Titanium, Llc
C/1Advisory reference — outside the item-of-supply concept
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4G10930
D/9Drawing number reference only
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Related Parts
5310-01-643-6331POSSIBLE MATCH
NUT,PLAIN,HEXAGON
C-46-S12-TF
4730-01-669-2667POSSIBLE MATCH
PLUG,PIPE
MHDG-SCP
5305-01-669-3369POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
C-46-A08-66-TFX
5305-01-669-3376POSSIBLE MATCH
SCREW,CAP,SOCKET HEAD
C-08-L08-16-UF
5305-01-669-3395POSSIBLE MATCH
SCREW,CAP,HEXAGON HEAD
C-46-A06-60-TFX
5310-01-669-5159POSSIBLE MATCH
NUT,PLAIN,HEXAGON
C-46-S06-TPX
5310-01-669-5162POSSIBLE MATCH
NUT,PLAIN,HEXAGON
C-46-S08-TPX
5310-01-669-5167POSSIBLE MATCH
NUT,PLAIN,HEXAGON
C-08-S06-UF
Frequently Asked Questions
What is NSN 5310-01-643-6313?
NSN 5310-01-643-6313 is a Washer,flat, manufactured by United Titanium, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-643-6313?
NSN 5310-01-643-6313 has 1 manufacturer part number on file: C-46-Z03-TF (United Titanium, Llc).
What NSN replaces 5310-01-643-6313?
8 possible matches (shared part number, not a government interchangeability claim): 5310-01-643-6331, 4730-01-669-2667, 5305-01-669-3369. Verify interchangeability with system specifications before substitution.
Is NSN 5310-01-643-6313 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.