Acquisition method (AMC)
1
FSC 5315 × PIN,SPRING
PIN,SPRING
5315-01-434-4272 FSC 5315
NSN 5315-01-434-4272 (also written 5315014344272; NIIN 01-434-4272) is a pin, spring in Federal Supply Class 5315, Nails, Machine Keys, and Pins. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 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.
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 |
|---|---|
| OVERALL LENGTH ABHP | MILLIMETERS MINIMUM 20.0 AND MILLIMETERS MAXIMUM 21.0 |
| DIAMETER ABMZ | MILLIMETERS MAXIMUM 4.84 |
| EXPANDED DIAMETER ABPY | MILLIMETERS MINIMUM 5.20 AND MILLIMETERS MAXIMUM 5.45 |
| MATERIAL MATT | OVERALL STEEL |
| SURFACE TREATMENT SFTT | OVERALL ZINC |
| STYLE DESIGNATOR STYL | — |
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 |
|---|---|---|
| 5315-01-434-4272 | I9008 | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO) |
| D63477/5-331Z | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| DOD-P-63477/5 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| ISO 8750-5X20-C | I9008 | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO) |
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
$409.8361
Purchases
1
Total spend
$350,000
Sep 17, 2026
Last purchased
2 · 2.0/yr
Purchase records
$700,000
Total demand
$409.8361
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 17, 2026 | 854 | $409.8361 | $350,000 | KAREN CARLISLE DBA B & K AEROSPACE (8A1E8) | 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 17, 2026 | SPE4A626D61XM ↗ | — | — | $350,000 |
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
KAREN CARLISLE DBA B & K AEROSPACE
last award Sep 2026
FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
no award yet
no awards on record
Listed source INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)
no award yet
no awards on record
Listed source MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source KAREN CARLISLE DBA B & K AEROSPACE won the only award on record. KAREN CARLISLE DBA B & K AEROSPACE won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-U-3987 | Sep 3, 2026 | Sep 17, 2026 | 854 | 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: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "PIN,SPRING." nsnexplorer.com, https://nsnexplorer.com/nsn/5315-01-434-4272/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5315-01-434-4272/