PartsTable TECHNICAL DATA SHEET

NSN 5305-01-643-6249Government record, cited

Screw, Cap, Socket Head5305-01-643-6249

NSN 5305-01-643-6249 · NIIN 016436249 · Part number C-46-L06-16-TFX

United Titanium, Llc · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 1F103

Government record, cited

NSN 5305-01-643-6249 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-643-6249. Manufacturer of record part number: C-46-L06-16-TFX.

Also searched as 5305-01-643-6249 · 5305016436249 · NIIN 016436249 · 01-643-6249 · FSC 5305 Screws · CAGE 1F103 · C-46-L06-16-TFX · 4G10930 ITEM 022 · 4G10930

Nearby stock numbers ← 5305-01-643-6236 Screw, Cap, Socket Head · 5305-01-643-6369 Screw, Shoulder →

5305-01-643-6249 — Screws

Features

Screw,cap,socket Head — FSC 5305
1 manufacturer part number on file
Manufacturer of record: United Titanium, Llc

Identification

NSN: 5305-01-643-6249
NIIN: 016436249
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: C-46-L06-16-TFX
Manufacturer: United Titanium, Llc

General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-643-6249, is classified within Federal Supply Class 5305 (Screws) 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government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	Screw,cap,socket Head
FSC / FSG	5305 — Screws (FSG 53)
Manufacturers	United Titanium, Llc (CAGE 1F103)

Technical Specifications

Parameter	Value
NSN	5305-01-643-6249
Primary Part Number	C-46-L06-16-TFX
Item Name	Screw,cap,socket Head
FSC / FSG	5305 / 53 — Screws
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 Items 11

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5306-01-643-6284C-46-B12-50-TFX POSSIBLE MATCH

BOLT,MACHINE

Possible match (shared part number)United Titanium, Llc

5310-01-643-6307C-08-Z08-UF POSSIBLE MATCH

WASHER,FLAT

Possible match (shared part number)United Titanium, Llc

5310-01-643-6313C-46-Z03-TF POSSIBLE MATCH

WASHER,FLAT

Possible match (shared part number)United Titanium, Llc

5310-01-643-6331C-46-S12-TF POSSIBLE MATCH

NUT,PLAIN,HEXAGON

Possible match (shared part number)United Titanium, Llc

4730-01-669-2667MHDG-SCP POSSIBLE 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-TFX POSSIBLE MATCH

SCREW,CAP,HEXAGON HEAD

Possible match (shared part number)United Titanium, Llc

5305-01-669-3376C-08-L08-16-UF POSSIBLE MATCH

SCREW,CAP,SOCKET HEAD

Possible match (shared part number)United Titanium, Llc

5305-01-669-3395C-46-A06-60-TFX POSSIBLE MATCH

SCREW,CAP,HEXAGON HEAD

Possible match (shared part number)United Titanium, Llc

5310-01-669-5159C-46-S06-TPX POSSIBLE MATCH

NUT,PLAIN,HEXAGON

Possible match (shared part number)United Titanium, Llc

5310-01-669-5162C-46-S08-TPX POSSIBLE MATCH

NUT,PLAIN,HEXAGON

Possible match (shared part number)United Titanium, Llc

Cross-Reference Index

Part Number	Manufacturer
C-46-L06-16-TFX PRIMARY	United Titanium, Llc (USA)

Reference documents

Reference	Meaning
4G10930 ITEM 022	C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4G10930	D/9 Drawing number reference only Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp

Related Parts

5306-01-643-6284POSSIBLE MATCH

BOLT,MACHINE

C-46-B12-50-TFX

5310-01-643-6307POSSIBLE MATCH

WASHER,FLAT

C-08-Z08-UF

5310-01-643-6313POSSIBLE MATCH

WASHER,FLAT

C-46-Z03-TF

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 5305-01-643-6249?

NSN 5305-01-643-6249 is a Screw,cap,socket Head, manufactured by United Titanium, Llc, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-643-6249?

NSN 5305-01-643-6249 has 1 manufacturer part number on file: C-46-L06-16-TFX (United Titanium, Llc).

What NSN replaces 5305-01-643-6249?

11 possible matches (shared part number, not a government interchangeability claim): 5306-01-643-6284, 5310-01-643-6307, 5310-01-643-6313. Verify interchangeability with system specifications before substitution.

Is NSN 5305-01-643-6249 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.

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