FSC 4730 × FLANGE,PIPE

FLANGE,PIPE

4730-01-330-2493 FSC 4730

NSN 4730-01-330-2493 (also written 4730013302493; NIIN 01-330-2493) is a flange, pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

Open for bid

No open solicitations on record for this NSN right now.

Search open RFQs on DIBBS →

Can you win it?

This item is coded as suitable for competitive acquisition (AMC 1).

Acquisition method (AMC)

Suffix (AMSC)

Competition

Coded for competition

AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. The codes describe the item's status on record, not any one solicitation. What the codes mean

What it is — can you make it?

Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.

Specifications

From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.

Requirement	Value
BOLT CIRCLE DIAMETER ABKG	INCHES NOMINAL 3.125
FLANGE DIAMETER ABKK	INCHES NOMINAL 4.250
THICKNESS ABNM	INCHES NOMINAL 0.562
SOCKET DEPTH ABXN	INCHES NOMINAL 0.500
SOCKET DIAMETER ABXP	INCHES NOMINAL 1.360
NOMINAL PIPE SIZE FOR WHICH DESIGNED ACSU	INCHES 1.000
BOLT HOLE QUANTITY AECS	4
BOLT HOLE DIAMETER AHNX	INCHES NOMINAL 0.500
RAISED FACE HEIGHT AJED	INCHES NOMINAL 0.062
RAISED FACE DIAMETER AJEE	INCHES NOMINAL 2.000
NECK HEIGHT AJEG	INCHES NOMINAL 0.064
FLANGE SECTION STYLE AJEM	—
FACE SEATING SURFACE CONDITION AKWE	MACHINED
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED CRWH	FAHRENHEIT ANY ACCEPTABLE 500.0
MATERIAL MATT	STEEL CORROSION RESISTING
STYLE DESIGNATOR STYL	—
SPECIFICATION/STANDARD DATA ZZZK	GOVERNMENT SPECIFICATION 81349--IL-F-18180

Manufacturer part numbers

Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.

Part number	CAGE	Manufacturer
B16.5	05047	THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
M18180/2-03A23A	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
M18180/2-03A23A	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

What it pays — so you can quote

The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.

Latest unit price

—

Purchases

Total spend

—

Last purchased

—

Purchase records

—

Total demand

—

Latest award total

Compare with other items

Purchase history

No priced purchases on record for this NSN yet.

Related contract actions

Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.

No related contract actions on record.

Demand history

Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.

Solicitation	Issued	Closes / closed	Qty	Status
SPE7M3-26-T-7901	Aug 7, 2026	Aug 17, 2026	27	Expired	View at DIBBS →

Open RFQs on DIBBS → DIBBS award history ↗

About this data

Unit prices: DLA DIBBS award records — every row links to its government record.
AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
Contract action totals: USAspending, context only.
Full methodology →

Cite this page

Citation

NSN Explorer. "FLANGE,PIPE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-330-2493/. Data as of November 7, 2026.

Link

https://nsnexplorer.com/nsn/4730-01-330-2493/