Acquisition method (AMC)
3
FSC 4320 × SEAL ASSEMBLY,SHAFT,SPRING LOADE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
4320-01-137-4545 FSC 4320
NSN 4320-01-137-4545 (also written 4320011374545; NIIN 01-137-4545) is a seal assembly, shaft, spring loade in Federal Supply Class 4320, Power and Hand Pumps. 11 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Oct 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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 | CONSISTS OF VITON O-RINGS AND BELLOWS; NICKEL BOUND TUNGSTEN CARBIDE STATIONARY MATING RING; AND STAINLESS STEELTYPE 316 SPRINGS AND METAL PARTS |
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 |
|---|---|---|
| 320-1750-000 | 51064 | ROBBINS AND MYERS INC |
| 320-1750-000 | 88758 | ROBBINS AND MYERS INC FLUIDS HANDLING DIV MOTNO INDISTRIAL PRODUCTS BUSINESS UNIT |
| 320-1750-000 | U4272 | MARSHALL-ORR LTD |
| 36701 ITEM 69 | 51064 | ROBBINS AND MYERS INC |
| 36701 ITEM 69 | 53918 | SEPARATION & RECOVERY SYSTEMS INC |
| CFS80303/X/QF2010151316 | 0SYN4 | WARTSILA LIPS INC |
| CFS80303/X/QF2010151316 | 71724 | JOHN CRANE, INC |
| CFSP-80303 | 71724 | JOHN CRANE, INC |
| CFSP67468/BF501C1 | 71724 | JOHN CRANE, INC |
| M49084 | 71724 | JOHN CRANE, INC |
| PC1204-40 | 63269 | PARMATIC POLLUTION CONTROL CORPORATION DBA PARMATIC FILTER |
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
$11,135.38
Purchases
1
Total spend
$44,542
Oct 6, 2026
Last purchased
3 · 3.0/yr
Purchase records
$108,883
Total demand
$11,135.38
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | 4 | $11,135.38 | $44,542 | HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC (53037) | 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 |
|---|---|---|---|---|
| Sep 28, 2026 | SPE7M126PA706 ↗ | HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC | — | $44,542 |
| Oct 6, 2026 | SPE7M127P0154 ↗ | AVIARMS SUPPORT CORP | — | $19,800 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
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
HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC
last award Sep 2026
JOHN CRANE, INC
no award yet
no awards on record
Listed source MARSHALL-ORR LTD
no award yet
no awards on record
Listed source PARMATIC POLLUTION CONTROL CORPORATION DBA PARMATIC FILTER
no award yet
no awards on record
Listed source ROBBINS AND MYERS INC
no award yet
no awards on record
Listed source ROBBINS AND MYERS INC FLUIDS HANDLING DIV MOTNO INDISTRIAL PRODUCTS BUSINESS UNIT
no award yet
no awards on record
Listed source SEPARATION & RECOVERY SYSTEMS INC
no award yet
no awards on record
Listed source WARTSILA LIPS INC
no award yet
no awards on record
Listed source HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC won the only award on record. HC MERCHANDISERS, INC. DBA HC MERCHANDISERS INC DIV HC PACIFIC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-27-T-0302 | Oct 8, 2026 | Oct 19, 2026 | 1 | Expired | View at DIBBS → |
| SPE7M1-26-T-303Q | Aug 25, 2026 | Sep 4, 2026 | 4 | 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: 2026-10-08.
- Full methodology →
Cite this page
Citation
NSN Explorer. "SEAL ASSEMBLY,SHAFT,SPRING LOADE." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-01-137-4545/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4320-01-137-4545/