NSN 5306-01-172-7023 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-172-7023. Manufacturer of record part number: 40320-93079.
The Bolt, cataloged under National Stock Number 5306-01-172-7023, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Flowserve Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 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
Bolt
FSC / FSG
5306 — Bolts (FSG 53)
Manufacturers
Flowserve Inc (CAGE 63220)
Technical Specifications
Parameter
Value
NSN
5306-01-172-7023
Primary Part Number
40320-93079
Item Name
Bolt
FSC / FSG
5306 / 53 — Bolts
Manufacturer
Flowserve Inc
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-320-0168465-01POSSIBLE MATCH
SCREW,VALVE SPRING
Possible match (shared part number)Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4310-01-320-276440320POSSIBLE MATCH
COMPRESSOR,RECIPROCATING
Possible match (shared part number)Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
3120-01-400-114440320POSSIBLE MATCH
BEARING,WASHER,THRUST
Possible match (shared part number)Midwest Gear & Tool, Inc.
3419-01-502-3640POSSIBLE MATCH
GRINDING MACHINE,BELT,HORIZONTAL
Possible match (shared part number)
9150-01-544-604740320POSSIBLE MATCH
CUTTING FLUID
Possible match (shared part number)Illinois Tool Works Inc. Dba L P S Laboratories
6220-01-575-175240320POSSIBLE MATCH
LIGHT,NAVIGATIONAL,MARINE
Possible match (shared part number)Glamox Aqua Signal Corporation
NSN 5306-01-172-7023 is a Bolt, manufactured by Flowserve Inc, classified under FSC 5306, Bolts. Status: active.
What part numbers are listed for NSN 5306-01-172-7023?
NSN 5306-01-172-7023 has 2 manufacturer part numbers on file: 40320 (Flowserve Inc), 40320-93079 (Flowserve Inc).
What NSN replaces 5306-01-172-7023?
7 possible matches (shared part number, not a government interchangeability claim): 4820-01-320-0168, 4310-01-320-2764, 3120-01-400-1144. Verify interchangeability with system specifications before substitution.
Is NSN 5306-01-172-7023 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.