PartsTable TECHNICAL DATA SHEET

NSN 5305-01-166-6901Government record, cited

Screw, Cap, Socket Head5305-01-166-6901

NSN 5305-01-166-6901 · NIIN 011666901 · Part number 645041H7SH

Sps Technologies, Llc Dba PB Fasteners · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 56878

Government record, cited

NSN 5305-01-166-6901 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-166-6901. Manufacturer of record part number: 645041H7SH.

Also searched as 5305-01-166-6901 · 5305011666901 · NIIN 011666901 · 01-166-6901 · FSC 5305 Screws · CAGE 56878 · 645041H7SH

Nearby stock numbers ← 5305-01-166-6896 Setscrew · 5305-01-166-6902 Screw, Cap, Socket Head →

5305-01-166-6901 — Screws

Features

Screw,cap,socket Head — FSC 5305
1 manufacturer part number on file
Manufacturer of record: Sps Technologies, Llc Dba PB Fasteners

Identification

NSN: 5305-01-166-6901
NIIN: 011666901
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 645041H7SH
Manufacturer: Sps Technologies, Llc Dba PB Fasteners

General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-166-6901, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Screw,cap,socket Head
FSC / FSG	5305 — Screws (FSG 53)
Manufacturers	Sps Technologies, Llc Dba PB Fasteners (CAGE 56878)

Technical Specifications

Parameter	Value
NSN	5305-01-166-6901
Primary Part Number	645041H7SH
Item Name	Screw,cap,socket Head
FSC / FSG	5305 / 53 — Screws
Manufacturer	Sps Technologies, Llc Dba PB Fasteners
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

Cross-Reference Index

Part Number	Manufacturer
645041H7SH PRIMARY	Sps Technologies, Llc Dba PB Fasteners (USA)

Reference documents

Reference	Meaning
645041H7SH	7/2 Vendor item drawing reference U.S. Government activity
645041H7SH	C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Parker Motion & Control Sales

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.

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-0094

SCREW,CLOSE TOLERANCE

5305-00-000-1397

5305-00-000-1397 · Item name not on file

5305-00-000-2625

5305-00-000-2625 · Item name not on file

5305-00-000-3669

5305-00-000-3669 · Item name not on file

5305-00-000-3830

5305-00-000-3830 · Item name not on file

5305-00-000-3831

5305-00-000-3831 · Item name not on file

Frequently Asked Questions

What is NSN 5305-01-166-6901?

NSN 5305-01-166-6901 is a Screw,cap,socket Head, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-01-166-6901?

NSN 5305-01-166-6901 has 1 manufacturer part number on file: 645041H7SH (Sps Technologies, Llc Dba PB Fasteners).

Is NSN 5305-01-166-6901 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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