NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5315 › 5315-01-121-1871
Quick Release Pin P/N MS17990C840
In stock — 8 on our U.S. shelfNSN 5315-01-121-1871 5315011211871 NIIN 011211871
SECO Parts has 8 in stock of NSN 5315-01-121-1871 — Quick Release Pin — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $80–$140 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- PIN,QUICK RELEASE
- SECO description
- PIN, QUICK RELEASE
- Federal supply class
- FSC 5315 — Nails, Machine Keys, and Pins
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| As Removed | AR | 4 |
| New Surplus | NS | 4 |
| Total | 8 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5315-01-121-1871 011211871 MS17990C840 5770321 ITEM 16 MS17990-840
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Head diameter
- 0.640–0.755 in
- Shank diameter
- 0.4970–0.4985 in
- Ring handle diameter
- 1.000–1.125 in
- Detent quantity
- 2
- Actuation method
- Push Button
- Grip length
- 4.000–4.020 in
- Actuation type
- Push and Pull
- Hardness rating
- Shank Rockwell C Minimum 40.0
- Hardness rating
- Spindle Rockwell C Minimum 40.0
- Shoulder to head end distance
- 1.070 in minimum
- Pin attachment type
- Link or Ring
- Detent to tapered end distance
- 0.590 in maximum
- Material
- Shank Steel Comp 630 or Steel Comp 632
- Material
- Spindle Steel Comp 630 or Steel Comp 632
- Material document and classification
- Spindle Assn STD 1ST Material Response A-S 5643 or Assn STD 2ND Material Response A-S 5657
- Material document and classification
- Shank Assn STD 1ST Material Response A-S 5643 or Assn STD 2ND Material Response A-S 5657
- Surface treatment
- Shank Passivate
- Surface treatment
- Spindle Passivate
- Surface treatment document and classification
- Spindle Fed Spec Single Treatment Response QQ--35
- Surface treatment document and classification
- Shank Fed Spec Single Treatment Response QQ--35
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
MS17990C840
Also referenced as
5770321 ITEM 16 MS17990-840
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 8 on the shelf |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5315-01-121-1871?
NSN 5315-01-121-1871 (5315011211871) — Quick Release Pin: SECO Parts has 8 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for quick release pin in federal supply class 5315 (Nails, Machine Keys, and Pins).
Is NSN 5315-01-121-1871 available?
SECO Parts has 8 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5315-01-121-1871 cost?
SECO typically prices parts like NSN 5315-01-121-1871 at $80–$140 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What part numbers cross-reference to NSN 5315-01-121-1871?
Part numbers that cross-reference this NSN include MS17990C840. It is also referenced by older, superseded or advisory numbers: 5770321 ITEM 16, MS17990-840. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names PIN,QUICK RELEASE. Same name is not the same part: check the part numbers.