FSC 4730 × ELBOW,FLANGE TO PIPE

ELBOW,FLANGE TO PIPE

4730-01-318-9692 FSC 4730

NSN 4730-01-318-9692 (also written 4730013189692; NIIN 01-318-9692) is an elbow, flange to pipe in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. 5 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
NOMINAL PIPE SIZE ACCOMMODATED AAAR	FIRST END INCHES 1.500
BOLT HOLE QUANTITY AECS	6
END ITEM IDENTIFICATION AGAV	SUBMARINE; TRIDENT
CONNECTION STYLE AHNC	—
LEG LENGTH AHSJ	FIRST END INCHES NOMINAL 2.940
LEG LENGTH AHSJ	SECOND END INCHES NOMINAL 3.620
FLANGE SHAPE ARKN	SECOND END ROUND WITH HOLES
CONNECTION TYPE AWLS	FIRST END UNTHREADED INTERNAL PIPE
CONNECTION TYPE AWLS	SECOND END FLANGE
FLOW ANGLE CRFY	DEGREES 90.0
NOMINAL OUTSIDE DIAMETER CWCD	SECOND END INCHES 5.060
NOMINAL THICKNESS CWCK	SECOND END INCHES 0.790
BOLT HOLE NOMINAL DIAMETER CWCQ	SECOND END INCHES 0.562
BOLT CIRCLE NOMINAL DIAMETER CWCT	SECOND END INCHES 3.938
FLANGE FACE DESIGN CWDF	SECOND END PLAIN
SPECIAL FEATURES FEAT	(MOD)-UNDRILLED FLANGED BOLT HOLES - UNTILL INSTALLER DRILLS THEM PER SUBMARINE APPLICATION
MATERIAL MATT	OVERALL COPPER ALLOY

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
2621-166-03 PIECE 131AP(MOD)	71905	DERBYSHIRE MACHINE & TOOL CO
2621-166-03 PIECE 131AP(MOD)	96169	ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT
4684449	80064	NAVAL SHIP SYSTEMS COMMAND
4684449-T/F78	80064	NAVAL SHIP SYSTEMS COMMAND
845-4687601 PIECE 131AP(MOD)	71905	DERBYSHIRE MACHINE & TOOL CO

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

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Purchases

Total spend

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Last purchased

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Purchase records

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Total demand

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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
SPE7M0-26-T-088U	Sep 17, 2026	Sep 28, 2026	2	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. "ELBOW,FLANGE TO PIPE." nsnexplorer.com, https://nsnexplorer.com/nsn/4730-01-318-9692/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/4730-01-318-9692/