Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,PLATE
NUT,SELF-LOCKING,PLATE
5310-01-054-0840 FSC 5310
NSN 5310-01-054-0840 (also written 5310010540840; NIIN 01-054-0840) is a nut, self-locking, plate in Federal Supply Class 5310, Nuts and Washers. 9 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, 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.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
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 | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION ABAJ | DRY FILM LUBRICANT |
| MOUNTING HOLE DIAMETER ABTB | INCHES MINIMUM 0.098 AND INCHES MAXIMUM 0.103 |
| NUT STYLE ACTA | — |
| NUT LENGTH ACVN | INCHES MINIMUM 0.790 AND INCHES MAXIMUM 0.824 |
| NUT HEIGHT ADEA | INCHES MINIMUM 0.496 AND INCHES MAXIMUM 0.536 |
| PLATE THICKNESS ADEB | INCHES MINIMUM 0.020 AND INCHES MAXIMUM 0.030 |
| PLATE WIDTH ADEC | INCHES MINIMUM 0.535 AND INCHES MAXIMUM 0.565 |
| REMOVABLE NUT MANUFACTURER CODE ADFD | 29372 |
| NUT COUNTERBORE DEPTH ADFK | BASE INCHES MINIMUM 0.215 AND INCHES MAXIMUM 0.245 |
| NUT MOUNTING PROVISION ADFP | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE ADFU | — |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER ADFW | INCHES MINIMUM 0.342 AND INCHES MAXIMUM 0.344 |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH ADFY | INCHES MINIMUM 0.685 AND INCHES MAXIMUM 0.689 |
| REMOVABLE NUT MANUFACTURER PART NUMBER ADNC | CA21021-1 |
| THREAD SERIES BZRR | UNF |
| FEATURES PROVIDED CBBL | FLOATING NUT |
| THREAD QUANTITY PER INCH CMLP | 28 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.250 |
| MATERIAL MATT | SHELL STEEL CORROSION RESISTING |
| MATERIAL MATT | NUT STEEL COMP 8740 OR STEEL COMP 4140 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | SHELL ASSN STD SINGLE MATERIAL RESPONSE A-S5528,17-7H |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT MIL SPEC 1ST MATERIAL RESPONSE -IL-S-6049 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-5626 |
| SURFACE TREATMENT SFTT | SHELL PASSIVATE |
| SURFACE TREATMENT SFTT | NUT CADMIUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | NUT FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TYE 2,CLASS 2 QQ--416 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | SHELL 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 |
|---|---|---|
| 120003-4 | 60119 | MONADNOCK COMPANY, THE DBA LISI AEROSPACE |
| 5310PL0743475 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 5310PL2215059 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 5310PL2215517 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 913003 | 09205 | LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV |
| C7983-4 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
| CA1021 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS |
| CA21021 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS |
| CA21021 | D0680 | FAIRCHILD FASTENERS EUROPE - CAMLOC GMBH |
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
$16.00
Purchases
1
Total spend
$21,488
Oct 5, 2026
Last purchased
2 · 2.0/yr
Purchase records
$42,976
Total demand
$16.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 5, 2026 | 1,343 | $16.00 | $21,488 | BOEING DISTRIBUTION SERVICES X, INC. (2N935) | 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 5, 2026 | SPE4A627P1208 ↗ | BOEING DISTRIBUTION SERVICES X, INC. | — | $21,488 |
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
BOEING DISTRIBUTION SERVICES X, INC.
last award Oct 2026
FAIRCHILD FASTENERS EUROPE - CAMLOC GMBH
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS
no award yet
no awards on record
Listed source JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY
no award yet
no awards on record
Listed source MONADNOCK COMPANY, THE DBA LISI AEROSPACE
no award yet
no awards on record
Listed source BOEING DISTRIBUTION SERVICES X, INC. won the only award on record. BOEING DISTRIBUTION SERVICES X, INC. won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-27HV | Sep 9, 2026 | Sep 16, 2026 | 1,343 | 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. "NUT,SELF-LOCKING,PLATE." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-054-0840/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-054-0840/