Screw, Cap, Hexagon Head5305-01-684-5602

NSN 5305-01-684-5602 · NIIN 016845602 · Part number 4171285

Oshkosh Defense Llc · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 75Q65

Government record, cited

NSN 5305-01-684-5602 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-684-5602. Manufacturer of record part number: 4171285.

Also searched as 5305-01-684-5602 · 5305016845602 · NIIN 016845602 · 01-684-5602 · FSC 5305 Screws · CAGE 75Q65 · 4171285

Nearby stock numbers ← 5305-01-684-5583 Screw, Cap, Hexagon Head · 5305-01-684-5642 Screw, Machine →

5305-01-684-5602 — Screws

Features

Screw,cap,hexagon Head — FSC 5305
Head Height: 0.280 INCHES NOMINAL IN
Fastener Length: 1.000 INCHES NOMINAL IN
Extended Washer Diameter: 0.560 INCHES NOMINAL IN
Thread Length: 1.000 INCHES MINIMUM IN
Nominal Thread Diameter: 0.250 INCHES IN
Head Style: CHAMFER SERRATED FLANGE
Thread Direction: RIGHT-HAND

Identification

NSN: 5305-01-684-5602
NIIN: 016845602
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 4171285
Manufacturer: Oshkosh Defense Llc

General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-684-5602, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5305-01-684-5602
Primary Part Number	4171285
Item Name	Screw,cap,hexagon Head
FSC / FSG	5305 / 53 — Screws
Manufacturer	Oshkosh Defense Llc
Status	ACTIVE
Head Height	0.280 INCHES NOMINAL IN
Fastener Length	1.000 INCHES NOMINAL IN
Extended Washer Diameter	0.560 INCHES NOMINAL IN
Thread Length	1.000 INCHES MINIMUM IN
Nominal Thread Diameter	0.250 INCHES IN
Head Style	CHAMFER SERRATED FLANGE
Thread Direction	RIGHT-HAND
Width Between Flats	0.428 INCHES NOMINAL IN
Thread Class	2A A
Thread Quantity Per Inch	20
Material	STEEL OVERALL
Thread Series Designator	UNIFIED NATIONAL COARSE (UNC)

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

Cross-Reference Index

Part Number	Manufacturer
4171285 PRIMARY	Oshkosh Defense Llc (USA)

No interchangeability data on file.

Other items in FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-001-5016

5305-00-001-5016 · Item name not on file

5305-00-001-9160

5305-00-001-9160 · Item name not on file

5305-00-001-9629

SCREW,ADJUSTING CLEVIS

5305-00-001-9742

5305-00-001-9742 · Item name not on file

5305-00-001-9768

SCREW,CAP,SOCKET HEAD

5305-00-003-4306

SCREW,MACHINE

5305-00-003-6694

5305-00-003-6694 · Item name not on file

5305-00-003-6753

5305-00-003-6753 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-684-5602?

NSN 5305-01-684-5602 is a Screw,cap,hexagon Head, manufactured by Oshkosh Defense Llc, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-684-5602?

NSN 5305-01-684-5602 has 1 manufacturer part number on file: 4171285 (Oshkosh Defense Llc).

What are the specifications of 4171285?

Key specifications for 4171285: Head Height: 0.280 INCHES NOMINAL IN; Fastener Length: 1.000 INCHES NOMINAL IN; Extended Washer Diameter: 0.560 INCHES NOMINAL IN; Thread Length: 1.000 INCHES MINIMUM IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5305-01-684-5602 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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