FSC 4320 × RING,WEARING

RING,WEARING

4320-01-040-7588 FSC 4320

NSN 4320-01-040-7588 (also written 4320010407588; NIIN 01-040-7588) is a ring, wearing in Federal Supply Class 4320, Power and Hand Pumps. 9 manufacturer part numbers from 1 supplier 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 to be bought directly from the actual manufacturer (AMC 3).

Acquisition method (AMC)

Suffix (AMSC)

Competition

Coded for a named source

AMC 3: buy directly from the actual manufacturer, second or later time. AMSC L: annual buy value is below the screening threshold. 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
BODY STYLE AAQL	—
OVERALL LENGTH ABHP	INCHES NOMINAL 0.625
BODY OUTSIDE DIAMETER ADAR	INCHES NOMINAL 6.125
BODY INSIDE DIAMETER ADAS	INCHES NOMINAL 4.875
LEFT SIDE FLANGE THICKNESS ADXL	INCHES NOMINAL 0.156
RIGHT SIDE FLANGE THICKNESS ADXM	INCHES NOMINAL 0.156
DISTANCE BETWEEN FLANGES AGRS	INCHES NOMINAL 0.312
END TO FLANGE DISTANCE AJFM	INCHES NOMINAL 0.469
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS AYRK	INCHES NOMINAL 2.812
LARGEST EXTERNAL ANCHOR FLANGE RADIUS AYRL	INCHES NOMINAL 3.062
DISTANCE BELOW CENTERLINE AYRM	INCHES NOMINAL 0.125
DISTANCE FROM END AYRS	INCHES NOMINAL 0.250
CORNER SHAPE BZLX	ALL CORNERS SQUARE
SPECIAL FEATURES FEAT	MIDDLE FLANGE HAS 5.741 IN. OD
MATERIAL MATT	NICKEL ALLOY
PROPRIETARY CHARACTERISTICS PRPY	PACS

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
B-US7-NGC-A-02	10941	CARVER PUMP COMPANY
B-US7-NGC-A-02-304	10941	CARVER PUMP COMPANY
B-USC-A-02-304	10941	CARVER PUMP COMPANY
B007-NGCA-02-304US	10941	CARVER PUMP COMPANY
B007NGCA02US304	10941	CARVER PUMP COMPANY
D-NGC-0-96-016	10941	CARVER PUMP COMPANY
D-NGC-0-99-017	10941	CARVER PUMP COMPANY
F-NGC-0-99-005	10941	CARVER PUMP COMPANY
US7-NGC-AO2-304	10941	CARVER PUMP COMPANY

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
SPE7M1-26-T-356U	Sep 17, 2026	Oct 6, 2026	6	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. "RING,WEARING." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-01-040-7588/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/4320-01-040-7588/