NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5310 › 5310-00-737-7401
Key Washer P/N 7377401
In stock — 16 on our U.S. shelfNSN 5310-00-737-7401 5310007377401 NIIN 007377401
SECO Parts has 16 in stock of NSN 5310-00-737-7401 — Key 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,KEY
- SECO description
- LOCK,F/WHEEL BEARING
- Federal supply class
- FSC 5310 — Nuts and Washers
Also known as:
5310-00-737-7401 007377401 7377401 3659724
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
- Material thickness
- 0.0538–0.0658 in
- External prebent key width
- 0.209–0.229 in
- Distance from centerline to inside of prebent key
- 1.709–1.729 in
- Material document and classification
- Overall Assn STD Single Material Response Ast- A108
- Outside diameter
- 3.062 in (nominal)
- Internal prebent key angle
- 89.7–90.3 °
- External key quantity
- 3
- Internal key quantity
- 1
- Hole diameter
- 2.646–2.666 in
- External prebent key length
- 0.178–0.198 in
- Internal prebent key width
- 0.334–0.354 in
- Overall distance including keys
- 3.557 in (nominal)
- Internal prebent key length
- 0.396–0.416 in
- Material
- Overall Steel Comp 1010
- Distance from centerline to top of internal key
- 1.203 in (nominal)
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
7377401 3659724
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| 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 5310-00-737-7401?
NSN 5310-00-737-7401 (5310007377401) — Key Washer: SECO Parts has 16 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for key washer in federal supply class 5310 (Nuts and Washers).
Is NSN 5310-00-737-7401 available?
SECO Parts has 16 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5310-00-737-7401 cost?
SECO quotes NSN 5310-00-737-7401 on request, usually the same business day.
What part numbers cross-reference to NSN 5310-00-737-7401?
Part numbers that cross-reference this NSN include 7377401, 3659724. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names WASHER,KEY. Same name is not the same part: check the part numbers.