FSC 4820 × RETAINER,DIAPHRAGM

RETAINER,DIAPHRAGM

4820-01-071-8340 FSC 4820

NSN 4820-01-071-8340 (also written 4820010718340; NIIN 01-071-8340) is a retainer, diaphragm in Federal Supply Class 4820, Valves, Nonpowered. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Nov 2026.

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 4).

Acquisition method (AMC)

Suffix (AMSC)

Competition

Coded for a named source

AMC 4: buy directly from the actual manufacturer, first time. AMSC P: the government does not own the rights to the data needed for more sources. 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
GENERAL CHARACTERISTICS ITEM DESCRIPTION TEXT	ALUMINUM ALLOY 6061-T6511 PER QQ-A-200/8; RED ANODIZE PER MIL-A-8625 TYPE 2; 1.500 IN. L; 1.500 IN. W; 0.800 IN. H; 4 HOLES IN PLATE EQUALLY SPACED 0.560 IN. FROM CENTER LINE 0.184 IN. MIN 0.190 IN. MAX DIA THRU QQ-A-200/8

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
203161-1	86090	EATON CORPORATION DBA AIRFRAME

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

$777.03

Purchases

Total spend

$6,993

Nov 3, 2026

Last purchased

2 · 2.0/yr

Purchase records

$13,987

Total demand

$777.03

Latest unit price

Compare with other items

Purchase history

1 purchase on record
Awarded	Qty	Unit price	Total	Supplier	Agency	Source
Nov 3, 2026	9	$777.03	$6,993	JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. (04836)	Unknown	Source ↗

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.

Action date	Award #	Recipient	Agency	Obligation
Nov 3, 2026	SPE4A124G0002/SPE7M427F0129 ↗	JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC.	—	$6,993

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.

Who wins this item

Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.

Award in the last 2 years
Older award

JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC.

last award Nov 2026

Not listed

EATON CORPORATION DBA AIRFRAME

no award yet

no awards on record

Listed source

JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. won the only award on record. JAMAICA BEARINGS CO., INC. DBA JAMAICA BEARINGS CO., INC. won without being a listed source.

Solicitation	Issued	Closes / closed	Qty	Status
SPE7M4-27-T-0332	Oct 8, 2026	Oct 19, 2026	9	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.
Data last refreshed: 2026-11-04.
Full methodology →

Cite this page

Citation

NSN Explorer. "RETAINER,DIAPHRAGM." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-071-8340/. Data as of November 7, 2026.

Link

https://nsnexplorer.com/nsn/4820-01-071-8340/