Acquisition method (AMC)
3
FSC 5310 × NUT,PLAIN,SPLINE
NUT,PLAIN,SPLINE
5310-00-026-2121 FSC 5310
NSN 5310-00-026-2121 (also written 5310000262121; NIIN 00-026-2121) is a nut, plain, spline in Federal Supply Class 5310, Nuts and Washers. 10 manufacturer part numbers from 6 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)
L
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 |
|---|---|
| THREAD CLASS AAJD | 2B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| PILOT DIAMETER AAVL | INCHES MINIMUM 0.280 AND INCHES MAXIMUM 0.283 |
| PILOT LENGTH AAVM | INCHES MINIMUM 0.045 AND INCHES MAXIMUM 0.055 |
| NUT STYLE ACTA | — |
| NUT DIAMETER ACTD | INCHES MINIMUM 0.372 AND INCHES MAXIMUM 0.378 |
| NUT HEIGHT ADEA | INCHES MINIMUM 0.365 AND INCHES MAXIMUM 0.385 |
| THREAD SERIES BZRR | UNF |
| THREAD QUANTITY PER INCH CMLP | 32 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.190 |
| MATERIAL MATT | OVERALL STEEL COMP 303 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST- A582 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
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 |
|---|---|---|
| 277-003-1001 | 97497 | UNITED AIRCRAFT CORP NORDEN DIVISION KETAY DEPT |
| 277-005-0004 | 95542 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 364-1020P20 | 3B150 | RAYTHEON COMPANY DBA RAYTHEON CO |
| 364-1020P20 | 49956 | RAYTHEON COMPANY DIV CORP |
| 6254ASS1032 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV |
| 6254ASS1032 | 1YGB8 | CAREY MANUFACTURING CO, INC DBA AMATOM ELECTRONIC HARDWARE DIV AMATOM ELECTRONIC HARDWARE |
| 6254ASS1032-7 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV |
| 6254ASS1032-7 | 1YGB8 | CAREY MANUFACTURING CO, INC DBA AMATOM ELECTRONIC HARDWARE DIV AMATOM ELECTRONIC HARDWARE |
| PIN120 | 3B150 | RAYTHEON COMPANY DBA RAYTHEON CO |
| PIN120 | 49956 | RAYTHEON COMPANY DIV CORP |
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
$10.90
Purchases
1
Total spend
$1,330
Oct 22, 2026
Last purchased
2 · 2.0/yr
Purchase records
$2,660
Total demand
$10.90
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 22, 2026 | 122 | $10.90 | $1,330 | KAMPI COMPONENTS CO INC (7Z016) | 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 |
|---|---|---|---|---|
| Oct 22, 2026 | SPE4A627P3346 ↗ | KAMPI COMPONENTS CO INC | — | $1,330 |
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
KAMPI COMPONENTS CO INC
last award Oct 2026
CAREY MANUFACTURING CO, INC DBA AMATOM ELECTRONIC HARDWARE DIV AMATOM ELECTRONIC HARDWARE
no award yet
no awards on record
Listed source NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
no award yet
no awards on record
Listed source NORTHROP GRUMMAN SYSTEMS CORPORATION
no award yet
no awards on record
Listed source RAYTHEON COMPANY DBA RAYTHEON CO
no award yet
no awards on record
Listed source RAYTHEON COMPANY DIV CORP
no award yet
no awards on record
Listed source UNITED AIRCRAFT CORP NORDEN DIVISION KETAY DEPT
no award yet
no awards on record
Listed source KAMPI COMPONENTS CO INC won the only award on record. KAMPI COMPONENTS CO INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-1586 | Oct 13, 2026 | Oct 20, 2026 | 122 | 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 13, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-23.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,PLAIN,SPLINE." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-026-2121/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-026-2121/