Acquisition method (AMC)
1
FSC 4520 × LATCH,HEATER DOOR
LATCH,HEATER DOOR
4520-01-373-0533 FSC 4520
NSN 4520-01-373-0533 (also written 4520013730533; NIIN 01-373-0533) is a latch, heater door in Federal Supply Class 4520, Space and Water Heating Equipment. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
G
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 |
|---|---|
| END ITEM IDENTIFICATION AGAV | 4520-01-354-1191 |
| GENERAL CHARACTERISTICS ITEM DESCRIPTION TEXT | MATERIAL IS 14GA. STEEL SHEET; O/A LG IS 1.5IN.,O/A W IS 0.5IN.; 0.203IN. DIA THRU HOLE 0.31IN. FROM ONE END FOR RIVETING TO HEATER SHELL; OPPOSITE END FITS OVER HEATER DOOR AND HAS A TAB 0.44IN. WIDE PROJECTING 0.38IN. TO GRASP WHEN ROTATING LATCH |
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 |
|---|---|---|
| 5-13-4406 | 5M176 | RAN-PAIGE CO INC THE DBA M C GENERAL INC |
| 5-13-4406 | 81337 | W1D1 NATICK SOLDIER CENTER DBA US ARMY CCDC SOLDIER CENTER DIV COMBAT CAPABILITIES DEVELOPMENT COMMAND - SOLDIER CENTER |
| 5-13-4406 | 92878 | HDT EXPEDITIONARY SYSTEMS INC |
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
0
Total spend
—
Aug 14, 2026
Last purchased
1 · 1.0/yr
Purchase records
$30.00
Total demand
$30.00
Latest award total
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.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Aug 14, 2026 | SPE8E826P1397 ↗ | INTERNATIONAL THERMAL RESEARCH LTD DBA ITR | — | $30.00 |
Demand history
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
INTERNATIONAL THERMAL RESEARCH LTD DBA ITR
last award Aug 2026
HDT EXPEDITIONARY SYSTEMS INC
no award yet
no awards on record
Listed source RAN-PAIGE CO INC THE DBA M C GENERAL INC
no award yet
no awards on record
Listed source W1D1 NATICK SOLDIER CENTER DBA US ARMY CCDC SOLDIER CENTER DIV COMBAT CAPABILITIES DEVELOPMENT COMMAND - SOLDIER CENTER
no award yet
no awards on record
Listed source INTERNATIONAL THERMAL RESEARCH LTD DBA ITR won the only award on record. INTERNATIONAL THERMAL RESEARCH LTD DBA ITR won without being a listed source.
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 Nov 4, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-03.
- Full methodology →
Cite this page
Citation
NSN Explorer. "LATCH,HEATER DOOR." nsnexplorer.com, https://nsnexplorer.com/nsn/4520-01-373-0533/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4520-01-373-0533/