Screw, Cap, Socket Head5305-01-273-4957

NSN 5305-01-273-4957 · NIIN 012734957 · Part number 18888

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

Government record, cited

NSN 5305-01-273-4957 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-273-4957. Manufacturer of record part number: 18888.

Also searched as 5305-01-273-4957 · 5305012734957 · NIIN 012734957 · 01-273-4957 · FSC 5305 Screws · CAGE 56878 · 18888

Nearby stock numbers ← 5305-01-273-4956 Screw, Cap, Socket Head · 5305-01-273-4958 Screw, Cap, Socket Head →

5305-01-273-4957 — 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: 5305-01-273-4957
NIIN: 012734957
FSC: 5305 — Screws
FSG: 53 — Hardware and Abrasives
Primary part number: 18888
Manufacturer: Sps Technologies, Llc Dba PB Fasteners

General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-273-4957, 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 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	Sps Technologies, Llc Dba PB Fasteners (CAGE 56878)

Technical Specifications

Parameter	Value
NSN	5305-01-273-4957
Primary Part Number	18888
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)

⇄ Related Items 2

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

4820-01-368-347918888 POSSIBLE MATCH

DISK,FLUID

Possible match (shared part number)Circor Aerospace, Inc. Dba Circor Aerospace Inc

5935-01-370-444018888 POSSIBLE MATCH

CONNECTOR,RECEPTACLE,ELECTRICAL

Possible match (shared part number)Brunswick Corp Dba Mercury Marine Div Mercury Marine

Cross-Reference Index

Part Number	Manufacturer
18888 PRIMARY	Sps Technologies, Llc Dba PB Fasteners (USA)

Related Parts

4820-01-368-3479POSSIBLE MATCH

DISK,FLUID

18888

5935-01-370-4440POSSIBLE MATCH

CONNECTOR,RECEPTACLE,ELECTRICAL

18888

Frequently Asked Questions

What is NSN 5305-01-273-4957?

NSN 5305-01-273-4957 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 5305-01-273-4957?

NSN 5305-01-273-4957 has 1 manufacturer part number on file: 18888 (Sps Technologies, Llc Dba PB Fasteners).

What NSN replaces 5305-01-273-4957?

2 possible matches (shared part number, not a government interchangeability claim): 4820-01-368-3479, 5935-01-370-4440. Verify interchangeability with system specifications before substitution.

Is NSN 5305-01-273-4957 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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