NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5310 › 5310-00-543-4385
Lock Washer P/N 12387269-46
In stock — 2760 on our U.S. shelfNSN 5310-00-543-4385 5310005434385 NIIN 005434385
SECO Parts has 2,760 in stock of NSN 5310-00-543-4385 — Lock Washer — on our own shelf in Augusta, GA: a stocking supplier, not a broker.
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
- WASHER,LOCK
- SECO description
- WASHER INT TOOTH LOC
- Federal supply class
- FSC 5310 — Nuts and Washers
- Used on
- Airborne Mobile Dir Air Spt CT; Fire Pumps; Radar Set, Firefinder (An/tpq-; Armored Security Vehicle; Truck, Fire/crash P19; Truck, Fire/crash P15; Landing Craft,Utility,115FT; Helicopter, Carrier Based Asw
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New | NE | 2760 |
| Total | 2760 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5310-00-543-4385 005434385 12387269-46 0714285 900609-11 EE38726 70034-46 60005-15 MS35333-46 535-1228CP AU29AR-331-012 AU29AR-331
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
- Hole diameter
- 0.640–0.663 in
- Material thickness
- 0.042–0.050 in
- Nondefinitive spec/std data
- Type 1 and Grade a and Style 1 and Composition 1
- Outside diameter
- 1.045–1.071 in
- Surface treatment document and classification
- Overall Fed Spec Single Treatment Response QQ--416,TY 2,CL 3
- Material document and classification
- Overall Fed STD All Material Responses 66
- Hardness rating
- Rockwell C Minimum 40.0 and Rockwell C Maximum 50.0
- Material
- Overall Steel Comp 1050 or Steel Comp 1551 or Steel Comp 1059 or Steel Comp 1060 or Steel Comp 1561 or Steel Comp 1064
- Surface treatment
- Overall Cadmium and Chromate
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
12387269-46 0714285 900609-11 EE38726 70034-46 60005-15 MS35333-46 535-1228CP
Also referenced as
AU29AR-331-012 AU29AR-331
Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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 2,760 on the shelf |
| Unit of issue | HD hundred |
| 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 5310-00-543-4385?
NSN 5310-00-543-4385 (5310005434385) — Lock Washer: SECO Parts has 2,760 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for lock washer in federal supply class 5310 (Nuts and Washers).
Is NSN 5310-00-543-4385 available?
SECO Parts has 2760 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5310-00-543-4385 cost?
SECO quotes NSN 5310-00-543-4385 on request, usually the same business day.
What does NSN 5310-00-543-4385 fit?
The federal catalog lists NSN 5310-00-543-4385 as used on: Airborne Mobile Dir Air Spt CT; Fire Pumps; Radar Set, Firefinder (An/tpq-; Armored Security Vehicle; Truck, Fire/crash P19; Truck, Fire/crash P15; Landing Craft,Utility,115FT; Helicopter, Carrier Based Asw.
What part numbers cross-reference to NSN 5310-00-543-4385?
Part numbers that cross-reference this NSN include 12387269-46, 0714285, 900609-11, EE38726, 70034-46, 60005-15, MS35333-46, 535-1228CP. It is also referenced by older, superseded or advisory numbers: AU29AR-331-012, AU29AR-331. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names WASHER,LOCK. Same name is not the same part: check the part numbers.